Who wins?
Stacking +2s vs Draw until you can play
Stacking +2s wins 56% to 44%. 44 more put them in the same row. From Board Game Rule Debates Tier List. Pick a side.
luis.s1857 on Stacking +2s: it's how the game is actually played, I don't care what the box says
throwaway80548 on Draw until you can play: makes rounds faster when someone is sitting on 2 cards
Board Game Rule Debates Tier List: the full ranking