> such a PRNG will necessarily loop Given infinite time, energy, and computing power, yes. Given computers made out matter and running on energy for use by mea

> such a PRNG will necessarily loop Given infinite time, energy, and computing power, yes. Given computers made out matter and running on energy for use by meat-based intelligences, no. This is really analogous to saying "technically a 256-bit encryption key is brute-forceable". In fact, this is so close to being the actual underlying situation it's barely even an analogy.