Larger wafers has been attempted for over a decade now and doesn't seem to be going anywhere. See the 450mm wafer section of https://en.wikipedia.org/wiki/Wafer

Larger wafers has been attempted for over a decade now and doesn't seem to be going anywhere. See the 450mm wafer section of https://en.wikipedia.org/wiki/Wafer_(electronics) https://en.wikipedia.org/wiki/Wafer_(electronics)