They can predict a lot of things. But in the B2B market, they are competing with much larger companies that can offer the same amount of storage plus a lot more - Google and Microsoft.
In the consumer market, they are competing with Google, Microsoft, and Apple.
Would you really want to compete against the three most valuable companies in the US where as Steve Jobs said “you’re not a product you’re a feature”?
Losses last three years are: ~300m, ~200m, ~100m.
They are going to be profitable by 2020 and their margin is growing, so I don't get this negativity.