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Light-Speed Spaceships Would Have Trouble Phoning Home
(www.iflscience.com)
This is a most excellent place for technology news and articles.
Can we quantum entangle two particles and then move one particle to part of a grid to "type" superluminally?
Nope:
https://en.m.wikipedia.org/wiki/Superluminal_communication
They play with this in the three body problem
Maybe that's where I got the idea, I read the trilogy years ago. That was such a good series.
I don't remember though. Did they solve the problem?