Stephen Sopko of HyperFRAME Research discusses the possibility of a mega merger between Tesla (TSLA) and SpaceX (SPCX) and what a tie-up means for both companies. He notes that a combined company serves as both a bear and bull case for the combined entity. The bear case involves a more intense focus on valuation and conflicting company missions. The bull case? Combining both companies' technologies which can boost AI, FSD, and space capabilities.