He said that last week - they capped them anyway. Which is why the consquences are what we see playing out now.
Looks like Europe is in for a very Cold Winter. We could probably help if Biden would reverse his anti-Fossil Fuel positions. Fat chance of that happening.
https://www.nytimes.com/2022/09/07/world/europe/eu-russia-putin-gas.html
If the EU manages as the above article indicates, Putin’s bluff will fail.
Price caps? That’s like going down to the gas station and telling them how much you’re going to pay them rather than going to another station.