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.
The original ETF. It is almost as big as RY and BNS combined. Any other ETF trying to track the S&P is secondary to this one. If you have an investment horizon of more than 3 years you should be in stocks.