A️

 A&#xFE0F;  (that is ) is i.

Whenever someone typed an  on iOS 11, prior to iOS 11.1.1, autocorrect would change it to an A followed by Unicode character U+FE0F (VARIATION SELECTOR-16).

This was also spotted slipping into some website. Shawn Blanc’s My Favorite Apps of 2017 was cached in ’s reader without any I’s:

"This year A made a few big changes to a few major apps."