[Full-Disclosure] PC/DRM Turing-completness (Re: Removing FIred admins)
From: Martin Mačok (martin.macok_at_underground.cz)
To: firstname.lastname@example.org Date: Sat, 14 Feb 2004 23:37:04 +0100
On Sat, Feb 14, 2004 at 02:25:16PM +0100, Benjamin Schweizer wrote:
> | programs that it can run. Basically, if it has enough smarts to
> | run a simulator of a Turing Machine, it's Turing-complete - and all
> | you need for THAT is a decrement instruction, a 'test and skip next
> | if zero' instruction, and a branch instruction.
> And unlimited memory (tapes). That's one reason why you can't build a
> Turing-complete machine irl.
You can. You don't have to build an *infinite* tape, *unlimited* is
enough. Buy some tape, execute the instructions and buy a new tape
or make (linear) space compression on demand. This way our PCs can
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