[sdiy] Extreme DIY?

[Keith Daniel]

>In the 80s, when I was about 15 years old, I  used an HP calculator as an
>impredictable  complex sound generator by calculating long sqaring roots
>with the device near the antenna of my radio.

>>Someone discovered that with the right
>> programming it would play music as well.  They had an AM portable radio
>> that when placed in the right spot would play the music from it...

When the Apple II was new and suddenly popular, I got a gig repairing them. I kept an AM radio on the bench, and I could tell by the sound whether or not it was booting properly...  :-) 

Best to everyone.        kwd...