IBM’s Frank King appeared on an October 1986 “Computer Chronicles” to demonstrate the IBM RT PC, a $10,000 RISC-based desktop computer with 4 MB of RAM, a 70 MB hard drive, and IBM’s proprietary UNIX, AIX, featuring the X Window System. https://www.computerchronicles.blog/computer-chronicles-revisited-065-ibm-rt-pc/ #retrocomputing #risc