Exploring the Diamond Trackstar cards on LGR Oddware! Effectively Apple 2 computers on an 8-bit ISA card, bringing near perfect compatibility to DOS PCs by slapping a whole computer inside of another computer. The fact that these were out during the heyday of each platform is wild, so let's test the 1984 Trackstar and 1989 Trackstar Plus in an IBM PC XT and PS/2 Model 30!