Palantir is succeeding as a company, but is the stock already too expensive?Palantir Technologies (PLTR 3.36%) has become one of the premier artificial intelligence (AI) software companies thanks to its long history in the field. While some companies have only started integrating AI features within the past few years, Palantir has been doing so since its founding in 2003.Many investors are bullish on Palantir, and the stock has been bid up as a result. So, where could the stock realistically go in five year ...