The Mactracker app has a "hidden" feature (I think it is documented, but no-one reads that) - if you option-click on the Mac icons it plays the crash noise inst

The Mactracker app has a "hidden" feature (I think it is documented, but no-one reads that) - if you option-click on the Mac icons it plays the crash noise instead of the startup noise. Only older Macs have crash noises, they went away after a while.