Comrade Stalin didn't become Vozjd because the Bolshevik party wanted to instill an all-powerful dictator. Like Xi, he decisively won a power struggle in a government which was originally composed of a number of powerful committees.

The revolution had ~30 fathers - yet, 13 years after Lenin's death, all but one of them - Stalin - were dead, in a GULAG, or in exile (And soon to be dead).

The only way to protect against despotism is to have relatively frequent turnover in government. If US presidents and congresscritters were elected for 20 year terms, the US would have long ago become a dictatorship.