This isn’t meant to be a discussion on the morality of the embargo, but the affects of the embargo ending for both countries. These affects can be political, economic, or social.
Russian Deputy Prime Minister Dmitry Chernyshenko said on Friday that more than 100 Russian companies had started operations in Cuba over the past year, according to the state news agency TASS
So, I doubt it would ever happen.
What does Russia in 2024 have to do with the blockade? Cuba has been trying to peacefully trade with the US for 60 years - even when the USSR provided aid.
Make no mistake about who is imposing the embargo
Besides nationalizing US businesses without compensation, Cuba got in pretty hot water during the Cold War for its hosting of Soviet Nukes. While I completely agree the embargo is pointless at this time, the increased presence of Russian influence could stir up some old feelings.
US businesses? You mean mob-run casinos? Or hereditary plantation owners?