4 ms·

I would and have…. If you’re in a position to specify that images can consistently be identified by a small key, that’s nice and simple. Go for it.

• EugeneOZ 7y ago
  Key of 10 symbols from (latin alphabet + numbers) have 3656158440062976 possible combinations.
  • minitech 7y ago
    That’s a fun fact, but what does it have to do with this?