I never throw anything away, I still have a box of leaded resistors, capacitors and old 7400 series IC's from my college lab so why notkeep the old pants also. I don't think they will fit me anymore and I'm sure that if I tried to put them on my wife would send me to the Oregon State Hospital for a long long long vacation.
There are many proprietary buses at that time. There are still some today but most test equipment uses GPIB, USB, or Ethernet with some also using RS-232/422/485 thought those are more for industrial use now. UAB has replaced RS-232 in many small pieces of test equipment.
Replay available now: A handful of emerging network technologies are competing to be the preferred wide-area connection for the Internet of Things. All claim lower costs and power use than cellular but none have wide deployment yet. Listen in as proponents of leading contenders make their case to be the metro or national IoT network of the future. Rick Merritt, EE Times Silicon Valley Bureau Chief, moderators this discussion. Join in and ask his guests questions.