[mediumdave]

Now that Raspberry Pis are hard to find (in mid-2023), the Dell/Wyse 3290 makes a very nice print server for a reasonable price.

https://www.parkytowers.me.uk/thin/wyse/3030/

[nsteel]

Certainly was the case but there's been plenty of Pi 4 for the past few weeks, and other models getting better now too. https://rpilocator.com

Although an old thin client might still be cheaper.