Earlier quoted context omitted.
As far as G+ is concerned, I find Facebook much more useful than G+ for all intents and purposes (photos, groups, messaging, news, everything I find is either better or more useful on Facebook; more useful in the sense that my friends actually use it heh). YouTube has great content but the design has changed for the worse in my humble opinion. Maps is top notch. Really a modern day beauty. Calendar is pretty useful,…
Remember Drive = Docs + Online storage so you're essentially only comparing Dropbox to the latter. You're probably aware of this but with the rebranding of Docs to Drive I thought it was worth making this explicit.
Their storage product is what I don't like as much, but I acknowledge that they've been making progress on that too (and it has pretty cheap subscription plans to increase storage space which is pretty awesome; Dropbox is pretty expensive but I don't actually pay for it so meh)