I know these sounds very well.. I ran a BBS for many years in another life, and left the modem sound on (probably to just irritate my parents). I could identif

I know these sounds very well.. I ran a BBS for many years in another life, and left the modem sound on (probably to just irritate my parents). I could identify a connection "speed" from the sounds, but I never really knew what was going on, other than some high-level idea of initialization. Cool to see this.