[eru]

If you want to use that sampling theorem, you have to bring up frequencies. Explaining those and how they apply to printer's ink is arguably more complicated than what Turing did; especially for his contemporary target audience.

The argument from pixels is more natural to us these days, that's why we think it's simpler.

(I had similar reactions to many other older style proofs when I was studying math.)

[kragen]

fair point