It took until after the 1988 DRAM shortage ended in 1989-1990 (that started just after OS/2 1.0 was released) before more than 1MB to 2MB of total RAM became co

It took until after the 1988 DRAM shortage ended in 1989-1990 (that started just after OS/2 1.0 was released) before more than 1MB to 2MB of total RAM became common. Then for years 4Mbit DRAM prices was stuck at the $12 to $14 range, which is part of why NT 3.1 did not catch on. Then DRAM prices declined fast starting in 1996 until 1998.