Usenet could have done with one of these

[andrewducker]

Philips are producing a galvanic skin response monitor that will tell day traders when they should take a moment out because they're "trading emotionally".

If only this was connected to people's internet connection.  "I'm sorry Dave, you're acting erratically.  I'm afraid I can't let you make that post."

Comments

[tanyad.livejournal.com]

Forget Usenet, we need one NOW.

[cdave]

I hope it has a good calibration mode. I have sinus arythmia (so my pulse changes as breath in and out), and unnaturally sweaty hands.

[andrewducker]

You are hereby forbidden to either buy stocks or use the internet.

[cdave]

"..."