Thanks for the reply!
I also got a similar issue (didn't want to do a double-post for it) but on the regular Overlay Canvas. Sometimes the dropshadow overlays with the regular text, and one kinda masks the other, and the text looks glitchy.
This is what happens on the Game View. On the screenshot below is the Game View, so what it should look like:
(Note that it doesn't happen every single time)
Game View:
Scene View:
As for the patch, I've sent an e-mail to the address on your website as well if you want to send it.