Get all your news in one place.
100's of premium titles.
One app.
Start reading
PC Gamer
PC Gamer
Wes Fenlon

Apple's 1991 Macintosh shipped with a bug that should've stopped it from booting, but no one ever knew because an undocumented CPU trick 'almost too crazy to be true' miraculously made it work

Macintosh Classic 2 photo.

Sometimes you have to bust out the ol' cork board and red string for a conspiracy theory involving leaked emails, supervillain islands, and heads of state desperate to deny they had anything to do with All That. But other times the conspiracy rabbit hole beckons in other forms. Like, say:

  • 📌An emulated Macintosh Classic 2 that unexpectedly crashes on boot, leading to...
  • 📌Intense debugging in the emulator and on another old Mac revealing a 34-year-old bug, leading to...
  • 📌Buying and repairing a Macintosh Classic 2, leading to...
  • 📌Confirmation that it indeed never should've been able to boot in the first place.
Sign up to read this article
Read news from 100's of titles, curated specifically for you.
Already a member? Sign in here
Related Stories
Top stories on inkl right now
One subscription that gives you access to news from hundreds of sites
Already a member? Sign in here
Our Picks
Fourteen days free
Download the app
One app. One membership.
100+ trusted global sources.