By one adequate description WWI started with the assassination of an archduke; by another with formal State declarations of war; by another the start goes back to ancient Rome... We simply do not know enough about the causal processes in the brain to explain consciousness with the same molecular precision which we use to describe water as H2O instead of "colorless, tasteless liquid".

If consciousness were just interpretation then it would be logically impossible to have language and language is one of the few things which distinguishes us from any other animal.