I used a PDP-11/70 with ASR-33 TTYs as late as 1978. They were still common because while slow and noisy they were much cheaper than the DECwriter, and could al

I used a PDP-11/70 with ASR-33 TTYs as late as 1978. They were still common because while slow and noisy they were much cheaper than the DECwriter, and could also read and punch paper tape. Since mass storage was very expensive (10MB for $20,000) and since floppies were not yet common, paper tape was the USB stick of the time.