Comment by Tostino
19 days ago
That only works until The benchmark questions and answers are public. Which they necessarily would be in this case.
19 days ago
That only works until The benchmark questions and answers are public. Which they necessarily would be in this case.
Or maybe solve a small sha2(sha2()) leading zeroes challenge, taking ~1 second of computer time. Normal users won't notice, and bots will earn you Bitcoins :)