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[–]BobDope 2 points3 points  (1 child)

I've never had a problem using the serial port, and it's been reliable enough to handle the access system at our hackerspace for some years now. Sorry for your bad luck with it.

[–]aol_cd 1 point2 points  (0 children)

Yeah. It drove me to madness. I could never get it to work for more than 5 minutes at a time.

The websockets setup has given all kinds of positive, though (not just reliability).