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Captn_Porky t1_j34ajm3 wrote

Reply to comment by Falzon03 in Holographic tech coming soon to businesses by Falzon03

gravity does affect light

https://physics.stackexchange.com/questions/34352/how-is-light-affected-by-gravity#34356
https://en.wikipedia.org/wiki/Gravitational_redshift

and light does affect light

https://en.wikipedia.org/wiki/Two-photon_physics

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Falzon03 OP t1_j34c8n0 wrote

I was mistaken on gravity affecting light with it affecting the speed of light.

However, the second link on light affecting light is in a very particular circumstance in the lab.

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Captn_Porky t1_j34i0ff wrote

theres also the possibility to do something like a controlled aurora https://en.wikipedia.org/wiki/Aurora

i dont think physics keep us from making holograms,
its just all pointless to do research in this area until quantum technology has matured

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