If it is real entropy you are after, dice are still the better tool. Every face is equally likely, the throws are independent, and the physics is simple enough to trust. A bingo cage can be uniform too, but you get one draw at a time and the numbers on a single card are correlated, so you cannot cou...

nostr:nprofile1qqsrdjnexydc38c0f74n96uyn5sdql8ah38q2xf3jgnv0z38caghytsl6lk0y a 75 ball cage is about 6 bits a draw, so around 42 draws gets you to 256 bits. replacement matters though. leave the ball out and the pool shrinks, so every later draw carries less than the one before. put it back, re-spin...