> or was it known early and programmers would waste In the old days I regulary exchanged data with both machines. But only using 3 wires for the simple reason it worked fine enough. And only using 3 wires means I never bumped into the trouble. The question you have to solve first IMHO is: who/what used more then three lines? One possible anwer is a modem. But these were soooooo sloooooow that the bug had no "time" to show up. ___ / __|__ / / |_/ Groetjes, Ruud \ \__|_\ \___| http://Ruud.C64.org - This message was sent through the cbm-hackers mailing list. To unsubscribe: echo unsubscribe | mail firstname.lastname@example.org.
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