Bursts of speculative rallies in meme stocks have been largely held in check, making some believe the trading frenzy won't derail the overall market.

Bursts of speculative rallies in meme stocks have been largely held in check, making some believe the trading frenzy won't derail the overall market.

Mike Santoli breaks down the meme-stock revival, the gleeful hunting of short sellers, the return of SPACs and the lowering of financial guardrails.