RE: iPhone - Tip: How to send a message using invsible ink using a hidden function in iMessage on your iPhone.

[sequeira]

I've never used iPhones much myself, but I'm sure that not even the users who ONLY use iPhones know about this feature. You can discover a lot of things just by fiddling around haha. This is a fun and handy feature. Hopefully, someday, I can use it firsthand.