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by PaulHoule 1470 days ago
1. The part of the universe that we can see is finite

https://en.wikipedia.org/wiki/Cosmological_horizon

2. Electrons are all identical to each other, it's not right to talk about the wavefunction of one electron rather there is a wavefunction for all electrons. To me the profound things about entanglement is that entanglement of fermions makes solid matter possible. Entanglement of bosons is what makes lases shine.

5. Collapsing the wavefunction is permanent, you don't get do do it all over again.