There's plenty of evidence that Palantir's (PLTR) stock is in a bubble. History is not on Palantir's side, and many companies have traded around the lofty expectation its stock currently trades at, and few (if any) have worked out well for investors.So, how can one of the most dominant AI software companies be in a bubble when business is booming? It's simple: Expectations outweigh reality.Palantir's business is succeeding, but it's not the next NvidiaTo be clear, Palantir's business is fantastic and will c ...