Woohoo, I'm no longer a paranoid delusional for not wanting to store all my documents and photos in Google's Cloud. I'm a trendsetter!
Joking aside, having local data control while also having the ability to share and collaborate online would be nice. Most businesses won't have a need for it. But, for individuals, not being locked into to a particular provider is a good thing. Of course, it will come at the cost of convenience, it always does. And that's a cost many people won't be willing to pay.