UITextList is limited to adding by lines. If you want to append to an existing label, use only one label, not UITextList. Also look at the Typewriter script, it does just that.
tried your typewriter script, it's so cool!
just a problem, i tried to assign a function on the ispector to typewriter onfinished event for do something when the script finish to write, but nothing happen, tried to debug.log that function and the event trigger only when i stop the scene, any idea why?
EDIT: if i use my_typewritereffect.Finish() function onfinished event works fine, but without that when it finish with typing nothing happen : (