[BenLurkin]

[SaveFerris]

[”Photons are expensive in the quantum sense because they’re hard to generate and control, so it’s ideal to pack as much information as possible into each photon,”]

Means those Photon Torpedoes are really, really expensive.

[libertylover]

Purdue researchers maximized entanglement with a gate using four qudits—the equivalent of 20 qubits—encoded in only two photons.

Is that kind of like a tire with a "2-ply, 4-ply rating"?