Stock price when the opinion was issued
He did a put spread on May 2, the 500-520 end of July put spread. He wasn't concerned about NVDA or tech, but to the market's reaction broadly to Nividia's earnings. Rally broadening in the S&P had not happened. You're limiting your downside with a spread. He bought back the 500 put, which leads him long only the 599 outs.
SPY is more diversified than QQQ, which is mainly technology, biotech, and some consumer names. SPY is 26% technology, 8% communications. Tech sector has gotten ahead of itself again, and the valuations are not that attractive.