You beat me to it. So far all the IMAX theatres here are legit IMAX.
These quasi-IMAX screens (but charging IMAX prices) have been a growing trend in the USA and I suspect this is precisely what AMC is building.
It's a rip-off for consumers and a a degradation of the IMAX brand.
This week's Now Magazine reveals the truth behind AMC & IMAX's deceptive practices with their new "LIEMAX" screens. Movie-goer, beware.