[rounak]

Find it strange that he doesn't once mention Apple, iMessage or iCloud, which rank really low on the data interoperability front.

[rahoulb]

He does mention Apple in a footnote.

However, Apple doesn't really make claims about openness (apart from a brief marketing push around OSX 10.2), whereas Twitter's success came from liberal access to its API and Google makes a big deal out of its openness.

[chipotle_coyote]

He does, in a footnote, which refers to Apple having an "extreme mobile-OS lockdown" they dragged Android into a war over.