If prices for natural gas stay high others will join the marked for exports. Canada has a lot of potential too.Ukraine is already rebuilding.
Russia's economy will not recover due to the economic sanctions in place.
The biggest winner will actually be two nations that no one is talking about here, Azerbaijan and Nigeria who now both have long term contracts to supply gas to the EU.
As for the US, they can't sell more gas ecen if they want to, because all their refineries are already working at full capacity.