Dropbox will be in business by acquisition. How about Microsoft acquiring dropbox? Their onedrive is not as good as dropbox and will surely help in their cause.
https://pando.com/2012/02/26/steve-jobs-was-right-dropbox-is...
That's the benefit of cash. It solves almost every problem.
Sure, but if they did who says they will let you write files directly to Dropbox?
They'll probably have you store your stuff in a hundred different crappy SQLLite databases tied to iNamed applications on your phone and Macbook, just like they do now.