[More-nitors]

> Offline means you're dealing with conflict detection, resolution, and caching strategies

users of google maps / apple TV don't have to send 'write' operations except for a few features (set-favorite, etc)

[ev1]

one could argue that users of google maps don't have to send 'write' operations at all to save favourites locally, but if you don't allow location history and GPS you barely get autocomplete and can't even keep a local list :)