Yes, but I'd wager they would fail rapidly. For actual hard problems that require top talent (in opposition to your normal 'rockstars wanted'), a startup would

Yes, but I'd wager they would fail rapidly. For actual hard problems that require top talent (in opposition to your normal 'rockstars wanted'), a startup would need: A. Enough talent among the founders to make a demo good enough to get enough investment to get the talent to make the product or B. Enough starting capital to make a demo to get investment to get the talent