Next gen PS5/XB1SX sales ratio will look the same as this gen's. Huge changes in console marketshare require huge changes in the industry.

[The_Liquid_Laser]

Huge changes in marketshare require huge changes in the industry. And yet every single generation at least one of the console makers makes major moves in order to shake things up. Sometimes 2 or more make make major moves. The unrealistic thing is to expect that no one is going to make a major move.