[TimTheTinker]

Diffing can be nice for code review - which some may like to do during a minute or two of free time - hence on mobile.

[emiliovesprini]

What version do Ipads use, desktop or mobile? If even only the smallest tablets used the mobile version I'd walk back my point. Diff review on tablets seem like a totally doable thing

[saagarjha]

It'll default to desktop, but you can pick.