What a horrendous counter-argument. "People with notable perception issues don't perceive the same" is insanely obvious.

People not perceiving in the same way (the original point) is exactly the same as "notable perception issues".

	▲	bawolff 4 hours ago \| parent [-]
		That's misunderstanding what the original argument is about. You really think that people have been debating for thousands of years if colour blind people exist, with no conclusion in sight?