Improved the comment added in the previous commit
@@ -582,7 +582,9 @@ public class GeyserSession implements CommandSender {
protocol = new MinecraftProtocol(authenticationService.getSelectedProfile(), authenticationService.getAccessToken());
} else {
// always replace spaces when using Floodgate,
- // as usernames with spaces cause issues with Bungeecord's login cycle
+ // as usernames with spaces cause issues with Bungeecord's login cycle.
+ // However, this doesn't affect the final username as Floodgate is still in charge of that.
+ // So if you have (for example) replace spaces enabled on Floodgate the spaces will re-appear.
String validUsername = username;
if (remoteAuthType == AuthType.FLOODGATE) {
validUsername = username.replace(' ', '_');
