𐕣 C M D R ░ N O V A 𐕣 ✓

Part of that has to do with broadband internet and dial-up dying in most places. Because you typically wouldn't be "online" anywhere until you dialed into your internet provider, and then AIM boots up and your friends hear the little door sound

Hearing only this sound takes me back to chatrooms, The Sims 1, "You've got mail!", internet forums, Geocities, etc. But hey, you can still get your forum dripfeed on one of my fave community websites, Melonland forum.melonland.net