I give up on trying to teach people to avoid the incorrect ways.

Spigot-Server-Patches/0010-Adventure.patch

@@ -1797,7 +1797,7 @@ index ce68a6cf845af640e03819c44860590655f74cb1..cb470baa3533e4502c13982ef4e03041
      // Paper end
  }
 diff --git a/src/main/java/org/bukkit/craftbukkit/Main.java b/src/main/java/org/bukkit/craftbukkit/Main.java
-index 3b48799d084f14722f815cb35cbd48b618380fca..bb8ddfae48526d9b6fdc64eecb6f655f6b7665de 100644
+index 3b48799d084f14722f815cb35cbd48b618380fca..cf6d350e6afc46bb58678192fe0b24b7d923412e 100644
 --- a/src/main/java/org/bukkit/craftbukkit/Main.java
 +++ b/src/main/java/org/bukkit/craftbukkit/Main.java
 @@ -19,6 +19,12 @@ public class Main {
@@ -1806,7 +1806,7 @@ index 3b48799d084f14722f815cb35cbd48b618380fca..bb8ddfae48526d9b6fdc64eecb6f655f
      public static void main(String[] args) {
 +        // Paper start
 +        final String warnWhenLegacyFormattingDetected = String.join(".", "net", "kyori", "adventure", "text", "warnWhenLegacyFormattingDetected");
-+        if (System.getProperty(warnWhenLegacyFormattingDetected) == null) {
++        if (false && System.getProperty(warnWhenLegacyFormattingDetected) == null) {
 +            System.setProperty(warnWhenLegacyFormattingDetected, String.valueOf(true));
 +        }
 +        // Paper end