First thing that popped into my head: “interesting randomness” is when you can’t predict future frames, but [within some interval] you gain that ability. Stati

First thing that popped into my head: “interesting randomness” is when you can’t predict future frames, but [within some interval] you gain that ability. Static on the TV is random but uninteresting, whereas morse code is “random” at first, but after enough exposure can be understood and predicted.