My uncle, who is a radio engineer, still occasionally boots up his TRS-80 Model 4 (1983) because it's got some piece of software he hasn't been able to find a s

My uncle, who is a radio engineer, still occasionally boots up his TRS-80 Model 4 (1983) because it's got some piece of software he hasn't been able to find a suitable replacement for. It looks so out of place sitting on his desk next to his flatscreen.