Technicality or practicality? This is one of those mathematician vs engineer topics. I'm reminded of this lkml thread from a few years back.
https://lwn.net/ml/netdev/CAHk-=wiSw7zYVUxiGT=_TPx1fqtNNYgu0...
Quantum random number generators should be empirically nondeterministic.
Quantum random number generators should be empirically nondeterministic.