As a practical matter, Dropbox is operating at a loss, yet has value as a company because of the expectation that it will hopefully someday turn a profit. IPOin

As a practical matter, Dropbox is operating at a loss, yet has value as a company because of the expectation that it will hopefully someday turn a profit. IPOing allows Y Combinator, which specializes in early stage investment, to realize a return on their investment and invest in more companies without having to wait even longer.