Well, Intel, Apple and Microsoft, to name a few, have (nearly) always been profitable. But isn't VC supposed to invest in things that are likely to return a pro

Well, Intel, Apple and Microsoft, to name a few, have (nearly) always been profitable. But isn't VC supposed to invest in things that are likely to return a profit? There's some risk, which is offset against the ROI, but I don't see a good reason to invest in companies that run a loss.