looks like twitter is making some attempts to cut down on impersonation accounts by using a new font for twitter handles. note the slashed 0 and the tail on the l.
A new typeface β greater legibility and readability for low vision readers Atkinson Hyperlegible font is named after Braille Institute founder, J. Robert Atkinson. What makes it different from traditional typography design is that it focuses on letterform distinction to increase character recognition, ultimately improving readability. We are making it free for anyone to use!
@molly0xfff Iβm reminded of the old PayPaI scam (which is still certainly around today.) Google could take a lesson here. Serifs.

@molly0xfff > the slashed 0
As God Intended for hexadecimal constants