Mac OS X Mavericks comes with a slew of new features, most of which are helpful tweaks as opposed to paradigm-shifting upgrades. Not that there’s anything wrong with that..for the most part. Anyway, ...

If you want to send your friends funny GIFs in texts or emails, or you simply want to save a few favorites on your phone to amuse yourself, you're in luck — so long as you have an iPhone or iPad ...