Goal of the sanctions was to fund US oil/lng extortion profits so that they could fund GOP and climate denial. PPP GDP is not really boosted by currency devaluation. Even if costs are stable in Rubles, the GDP is in USD, and Russia has had high inflation due to high military pay, and labour needing high wages as alternative to joining military.
The sanctions on Oil and Gas certainly were helping Russia because they are lacklusterly enforced but drove up the global prices, benefiting Russia.
By half assing sanctions, the EU and US helped bankroll Russias war chest in 2022.
Goal of the sanctions was to fund US oil/lng extortion profits so that they could fund GOP and climate denial. PPP GDP is not really boosted by currency devaluation. Even if costs are stable in Rubles, the GDP is in USD, and Russia has had high inflation due to high military pay, and labour needing high wages as alternative to joining military.