Semiconductor names and crypto-related stocks have been two of the hottest sectors throughout the last few months. But, Chaikin Analytics founder Marc Chaikin says that just because they’ve done well, doesn’t mean they’re both buying opportunities. “One you’re buying a puff of smoke, the other you’re buying some serious stuff,” Chaikin told Benzinga’s PreMarket Prep Thursday. Chaikin said he is not a fan of the crypto names, and would prefer to stick to AI plays like chip stocks NVIDIA Corp (NASDAQ: NVDA) and Super Micro Computer Inc (NASDAQ:SMCI). Chaikin did, however, say that for traders wh…