Which of these speculative AI stocks is a better buy in this bubbly market?BigBear.ai (BBAI +0.35%) and Pony AI (PONY 5.26%) represent two different ways to invest in the booming artificial intelligence (AI) market. BigBear.ai develops AI modules that can be plugged into edge networks to ingest data, identify trends, and predict outcomes. Pony AI builds its own robotaxis and driverless logistics vehicles.BigBear.ai went public by merging with a special purpose acquisition company (SPAC) in December 2021. It ...