diff --git a/Cargo.lock b/Cargo.lock
index 92ccefc..a2e923a 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -399,7 +399,7 @@ dependencies = [
 
 [[package]]
 name = "factorion-bot-discord"
-version = "3.0.6"
+version = "3.1.0"
 dependencies = [
  "anyhow",
  "dotenvy",
@@ -414,7 +414,7 @@ dependencies = [
 
 [[package]]
 name = "factorion-bot-reddit"
-version = "6.0.7"
+version = "6.1.0"
 dependencies = [
  "anyhow",
  "base64 0.22.1",
@@ -434,7 +434,7 @@ dependencies = [
 
 [[package]]
 name = "factorion-lib"
-version = "6.0.6"
+version = "7.0.0"
 dependencies = [
  "arbtest",
  "chrono",
diff --git a/factorion-bot-discord/Cargo.toml b/factorion-bot-discord/Cargo.toml
index 72a9b56..19b6e3d 100644
--- a/factorion-bot-discord/Cargo.toml
+++ b/factorion-bot-discord/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "factorion-bot-discord"
-version = "3.0.6"
+version = "3.1.0"
 edition = "2024"
 description = "factorion-bot (for factorials and related) on Discord"
 license = "MIT"
@@ -10,7 +10,7 @@ keywords = ["factorial", "termial", "bot", "math", "discord"]
 categories = ["mathematics", "web-programming", "parser-implementations"]
 
 [dependencies]
-factorion-lib = { path = "../factorion-lib", version = "6.0.6", features = ["serde", "influxdb"] }
+factorion-lib = { path = "../factorion-lib", version = "7.0.0", features = ["serde", "influxdb"] }
 serenity = { version = "0.12", default-features = false, features = ["client", "gateway", "rustls_backend", "model", "cache"] }
 tokio = { version = "1.48.0", features = ["macros", "rt-multi-thread", "time"] }
 dotenvy = "^0.15.7"
diff --git a/factorion-bot-reddit/Cargo.toml b/factorion-bot-reddit/Cargo.toml
index d573f3f..f27d5b4 100644
--- a/factorion-bot-reddit/Cargo.toml
+++ b/factorion-bot-reddit/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "factorion-bot-reddit"
-version = "6.0.7"
+version = "6.1.0"
 edition = "2024"
 description = "factorion-bot (for factorials and related) on Reddit"
 license = "MIT"
@@ -10,7 +10,7 @@ keywords = ["factorial", "termial", "bot", "math"]
 categories = ["mathematics", "web-programming", "parser-implementations"]
 
 [dependencies]
-factorion-lib = {path = "../factorion-lib", version = "6.0.6", features = ["serde", "influxdb"]}
+factorion-lib = {path = "../factorion-lib", version = "7.0.0", features = ["serde", "influxdb"]}
 reqwest = { version = "0.12.28", features = ["json", "native-tls"], default-features = false }
 serde = { version = "1.0.219", default-features = false, features = ["derive"] }
 serde_json = "1.0.145"
diff --git a/factorion-lib/Cargo.toml b/factorion-lib/Cargo.toml
index 0bce288..c7b539a 100644
--- a/factorion-lib/Cargo.toml
+++ b/factorion-lib/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "factorion-lib"
-version = "6.0.6"
+version = "7.0.0"
 edition = "2024"
 description = "A library used to create bots to recognize and calculate factorials and related concepts"
 license = "MIT"
diff --git a/factorion-lib/src/comment.rs b/factorion-lib/src/comment.rs
index 7ccacf4..ef84ec9 100644
--- a/factorion-lib/src/comment.rs
+++ b/factorion-lib/src/comment.rs
@@ -83,6 +83,7 @@ pub struct Status {
     pub reply_would_be_too_long: bool,
     pub factorials_found: bool,
     pub limit_hit: bool,
+    pub nested_used: bool,
 }
 
 impl_all_bitwise!(Status {
@@ -93,6 +94,7 @@ impl_all_bitwise!(Status {
     reply_would_be_too_long,
     factorials_found,
     limit_hit,
+    nested_used,
 });
 #[allow(dead_code)]
 impl Status {
@@ -104,6 +106,7 @@ impl Status {
         reply_would_be_too_long: false,
         factorials_found: false,
         limit_hit: false,
+        nested_used: false,
     };
     pub const ALREADY_REPLIED_OR_REJECTED: Self = Self {
         already_replied_or_rejected: true,
@@ -133,6 +136,10 @@ impl Status {
         limit_hit: true,
         ..Self::NONE
     };
+    pub const NESTED_USED: Self = Self {
+        nested_used: true,
+        ..Self::NONE
+    };
 }
 
 #[derive(Debug, Copy, Clone, PartialEq, Eq, Hash, Default, PartialOrd, Ord)]
@@ -217,7 +224,10 @@ impl Commands {
             steps: Self::contains_command_format(text, "steps")
                 || Self::contains_command_format(text, "all"),
             nested: Self::contains_command_format(text, "nest")
-                || Self::contains_command_format(text, "nested"),
+                || Self::contains_command_format(text, "nested")
+                || Self::contains_command_format(text, "no multi")
+                || Self::contains_command_format(text, "no\\_multi")
+                || Self::contains_command_format(text, "no_multi"),
             termial: Self::contains_command_format(text, "termial")
                 || Self::contains_command_format(text, "triangle"),
             no_note: Self::contains_command_format(text, "no note")
@@ -299,6 +309,13 @@ impl<Meta> CommentConstructed<Meta> {
             (Commands::from_comment_text(comment_text) | pre_commands) & command_overrides;
 
         let mut status: Status = Default::default();
+        if Commands::contains_command_format(comment_text, "nest")
+            || Commands::contains_command_format(comment_text, "nested")
+            || Commands::contains_command_format(comment_text, "no_nest")
+            || Commands::contains_command_format(comment_text, "no\\_nest")
+        {
+            status.nested_used = true;
+        }
 
         let text = if Self::might_have_factorial(comment_text) {
             comment_text.to_owned()
@@ -695,6 +712,14 @@ impl<Meta> CommentCalculated<Meta> {
         too_big_number: &Integer,
     ) -> bool {
         let multiple = self.calculation_list.len() > 1;
+        if self.status.nested_used {
+            let _ = note.write_str(locale.notes.nested_used
+                .as_ref()
+                .map(AsRef::as_ref)
+                .unwrap_or("The command \"nested\" is now \"no_multi\", which is way more clear in what it means. I'll ignore the former at some point in the future.")
+            );
+            let _ = note.write_str("\n\n");
+        }
         if !self.commands.no_note {
             if self.status.limit_hit {
                 let _ = note.write_str(
@@ -933,4 +958,17 @@ mod tests {
             "I can only write out numbers in english, so I will do that.\n\nFakultät von one ist one \n\n\n*^(Dieser Kommentar wurde automatisch geschrieben | [Quelltext](http://f.r0.fyi))*"
         );
     }
+
+    #[test]
+    fn test_nested_used_note() {
+        let consts = Consts::default();
+        let comment = Comment::new("n!!!!! !nested", (), Commands::NONE, MAX_LENGTH, "en")
+            .extract(&consts)
+            .calc(&consts);
+        let reply = comment.get_reply(&consts);
+        assert_eq!(
+            reply,
+            "The command \"nested\" is now \"no_multi\", which is way more clear in what it means. I'll ignore the former at some point in the future.\n\n\n*^(This action was performed by a bot | [Source code](http://f.r0.fyi))*"
+        );
+    }
 }
diff --git a/factorion-lib/src/de.json b/factorion-lib/src/de.json
index 4ce9330..66fc8c5 100644
--- a/factorion-lib/src/de.json
+++ b/factorion-lib/src/de.json
@@ -13,9 +13,10 @@
     "too_big_mult": "Wenn ich die Zahlen ausschreiben würde, wäre der Kommentar zu lang. Also muss ich die wissenschaftliche Schreibweise nutzen.",
     "remove": "Wenn ich alle Zahlen angeben würde, wäre der Kommentar zu lang. Also muss ich welche rausnehmen.",
     "tetration": "Das ist so groß, dass selbst der Zehn-hoch-Turm nicht mehr in den Kommentar passt. Also muss ich tetrieren.",
-    "no_post": "Sorry, die Antwort für all das wäre einfach _zu_ lang. Ich probier lieber nicht das zu schicken lmao",
+    "no_post": "Sorry, die Antwort für all das wäre einfach _zu_ lang. Ich probier lieber nicht das zu schicken lmao.",
     "limit_hit": "I habe mich genug wiederholt, das werde ich nicht nochmal berechnen.",
     "write_out_unsupported": "Ich kann nur in Englisch Zahlen ausschreiben, also werde ich das tun.",
+    "nested_used": "Der Command \"nested\" ist jetzt \"no_multi\", was um einiges verständlicher ist. Ich werde ersteres irgendwann ignorieren.",
     "mention": "Hey {mention}!"
   },
   "format": {
diff --git a/factorion-lib/src/en.json b/factorion-lib/src/en.json
index 5381548..dcfb3d4 100644
--- a/factorion-lib/src/en.json
+++ b/factorion-lib/src/en.json
@@ -16,6 +16,7 @@
     "no_post": "Sorry, but the reply text for all those numbers would be _really_ long, so I'd rather not even try posting lmao",
     "limit_hit": "I have repeated myself enough, I won't do that calculation again.",
     "write_out_unsupported": "I can only write out numbers in english, so I will do that.",
+    "nested_used": "The command \"nested\" is now \"no_multi\", which is way more clear in what it means. I'll ignore the former at some point in the future.",
     "mention": "Hey {mention}!"
   },
   "format": {
diff --git a/factorion-lib/src/en_fuck.json b/factorion-lib/src/en_fuck.json
index a8f08b3..3e9d83c 100644
--- a/factorion-lib/src/en_fuck.json
+++ b/factorion-lib/src/en_fuck.json
@@ -16,6 +16,7 @@
     "no_post": "Sorry, but the reply text for all those numbers would be _really_ fucking long, so I'd rather not even try posting lmao",
     "limit_hit": "I have repeated myself enough, I won't do that fucking calculation again.",
     "write_out_unsupported": "I can only write out numbers in english, so I will do that.",
+    "nested_used": "The command \"nested\" is now \"no_multi\", which is way more fucking clear in what it means. I won't give a fuck about the former at some point in the future.",
     "mention": "Hey {mention}!"
   },
   "format": {
diff --git a/factorion-lib/src/locale.rs b/factorion-lib/src/locale.rs
index 082edbf..4e46d2c 100644
--- a/factorion-lib/src/locale.rs
+++ b/factorion-lib/src/locale.rs
@@ -46,15 +46,27 @@ pub fn get_all() -> impl Iterator<Item = (&'static str, Locale<'static>)> {
     .into_iter()
 }
 
-#[derive(Debug, Clone)]
+/// Represents the whole locale.
+/// Create by deserializing or intializing as a Struct, sperading with default.
+///
+/// Note regarding non_exhaustive: Additions will always be Option and will so default to None, causing a sensible fallback.
+/// (also not break serialization format in many cases like json)
+///
+/// Note on Default: It is derived, so any strings will be empty and booleans will be false. So all non-option fields should be overridden/supplied.
+///
+/// For further information about the fields (as json serialization), read [../Locales.md]
+#[derive(Debug, Clone, Default)]
 #[cfg_attr(any(feature = "serde", test), derive(Serialize, Deserialize))]
+#[non_exhaustive]
 pub struct Locale<'a> {
     pub bot_disclaimer: Cow<'a, str>,
     pub notes: Notes<'a>,
     pub format: Format<'a>,
 }
-#[derive(Debug, Clone)]
+
+#[derive(Debug, Clone, Default)]
 #[cfg_attr(any(feature = "serde", test), derive(Serialize, Deserialize))]
+#[non_exhaustive]
 pub struct Notes<'a> {
     pub tower: Cow<'a, str>,
     pub tower_mult: Cow<'a, str>,
@@ -72,10 +84,12 @@ pub struct Notes<'a> {
     pub mention: Cow<'a, str>,
     pub limit_hit: Option<Cow<'a, str>>,
     pub write_out_unsupported: Option<Cow<'a, str>>,
+    pub nested_used: Option<Cow<'a, str>>,
 }
 
-#[derive(Debug, Clone)]
+#[derive(Debug, Clone, Default)]
 #[cfg_attr(any(feature = "serde", test), derive(Serialize, Deserialize))]
+#[non_exhaustive]
 pub struct Format<'a> {
     pub capitalize_calc: bool,
     pub termial: Cow<'a, str>,
@@ -98,6 +112,13 @@ pub struct Format<'a> {
 
 #[derive(Debug, Clone)]
 #[cfg_attr(any(feature = "serde", test), derive(Serialize, Deserialize))]
+#[non_exhaustive]
 pub struct NumFormat {
     pub decimal: char,
 }
+
+impl Default for NumFormat {
+    fn default() -> Self {
+        NumFormat { decimal: '.' }
+    }
+}
diff --git a/factorion-lib/tests/integration.rs b/factorion-lib/tests/integration.rs
index 334c608..3391039 100644
--- a/factorion-lib/tests/integration.rs
+++ b/factorion-lib/tests/integration.rs
@@ -673,7 +673,7 @@ full_reply_tests!(
         "Termial of 2 is 3 \n\n\n*^(This action was performed by a bot | [Source code](http://f.r0.fyi))*",
     ),
     test_command_nest: (
-        "9!!!!?? !nest",
+        "9!!!!?? !no_multi",
         Commands::TERMIAL,
         "en",
         "That is so large, that I can't even give the number of digits of it, so I have to make a power of ten tower.\n\nTermial of termial of factorial of factorial of factorial of factorial of 9 has on the order of 10^(2.993960567614282167996111938338 × 10^1859939) digits \n\n\n*^(This action was performed by a bot | [Source code](http://f.r0.fyi))*",
@@ -685,7 +685,7 @@ full_reply_tests!(
         "Factorial of 10939742352358 is approximately 4.451909479489793754826968519779 × 10^137892308399887 \n\n\n*^(This action was performed by a bot | [Source code](http://f.r0.fyi))*",
     ),
     test_command_no_note_tet: (
-        "\\[no_note\\] 9!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!nest ",
+        "\\[no_note\\] 9!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!no_multi ",
         Commands::NONE,
         "en",
         "All that of 9 has on the order of ^(628)10 digits \n\n\n*^(This action was performed by a bot | [Source code](http://f.r0.fyi))*",