Writing Feedback / Museums are unnecessary today because people can see historical objects or art works on computer [4]

Here are some corrections:
-Technology is increasingly becoming ... people can perceive see or ...

-to keep open these facilities open.

Quick note: some synonyms of words can't fit in certain sentences like perceive, which means to recognize, discern, envision, or understand.

1. that will be discussion discussed in this essay
2. there are is less money to spend in on health
3. human humans will not have ...
4. while I approve ..better use I agree or I believe or I think
5. an image on a computer.

I hope this would help, and I apologize if there's any mistake in my points. I hope others will make better comments than mine. All the best!