Displays a system message to the user.
Displays a system message to user. This can only be used in a LocalScript. Messages are only visible to that user and are not automatically filtered or localized.
This can only be used in a Script.
If a 'TextSourcerepresenting the user does exist, this returns theClass.TextSource`.
If the user has chat off or isn't in the server, this returns a tuple nil, false.