When Is 2.21 Coming Out |top| Online

If you mean — Linux kernel versions jumped from 2.6.x to 3.x, so 2.21 was never released.

Could you clarify which software or game version 2.21 refers to? That would help give a precise release date. when is 2.21 coming out

If you mean — that was released in 2010. If you mean — Linux kernel versions jumped from 2

If you mean — no such version exists; the game is on 1.20+ (as of 2025). when is 2.21 coming out