No 29 months in xbox one was at 18 million.Series already fell behind the xbox one in units

Xbox One Sales Put At 18 Million [Update]
Chief executive of eSports firm Gfinity cites Xbox One sales figure in press release announcing app partnership.
Series XS passed 20 in just 24 months

Xbox Series X|S Passes 20 Million Sales According To Latest Estimates
After two years on the market

29 months is PS4 was at 40 million.

PlayStation 4 sales exceed 40m worldwide
Earlier this week, Sony announced that it expects to sell another 20 million PlayStation 4 units through the current fi…

PS5 at 38 million in the same amount of time.
As usual, reality don’t match up with the dumb shyt y’all convince yourselves of.