We are not in a simulation or matrix I wonder why some people really get into believing we are .

Yes but it's the nature of that reality, it's composition, that raises the questions. 'Simulation' and 'matrix' aren't words I'd use though.

If a civilization a 1000 years more advanced than we are exists,imagine their computers,games and programs. Maybe we are a sims game

This is something people should, like automatically know