Comment by morganvachon

> With all due respect but this is the first time I've heard of...

and

> As anecdote I have zero acquaintances using any of these.

Your experience is not the same as everyone else's. Do a Google search for "cloud storage" and you'll see all the ones I mentioned coming up in lists in the first page of results. If that's not "in the top 10", I'd love to know your definition. Oh, right, you already gave it: "Well I've never heard of it!"