Lack of ecosystem lock-in beyond Dropbox the product is amazing, and I've never in several years of using it been anything but 100% satisfied. Unfortunately I'm

Lack of ecosystem lock-in beyond Dropbox the product is amazing, and I've never in several years of using it been anything but 100% satisfied. Unfortunately I'm expecting it to be crushed any day now by competitors who can bundle their analogous products with other ubiquitous software (e.g. Gmail).