Yessss, but it does slow down spammers. If you thought it worthy of attention by the programmer(s) for the next round of tidying up loose ends, you could post a suggestion in the suggestions forum.
sftac
ps. Half expecting someone to pipe up and remark that "Oh well, that's what you get for not paying for membership. Naturally, us Premium members don't have to put up with a Beta version of that character."
After I type some text in the chat window and press Enter the message is sent, but cursor disappears from the window where text is typed in. Therefore I can't type a next message without prior clicking by mouse again on that window.
Very inconvenient.