Both sides are not at fault. One side has the exact same access to information the rest of us do, but they choose to ignore it while putting everyone else at risk. You should see some of the videos circulating that show how white, affluent anti-maskers treat people who try to approach them with civility and respect. That side is also recklessly disregarding everyone else’s health and safety, including their own.
Also, masks do not deprive your brain of oxygen:
You don’t have to go to debate 101 to understand the importance of verifying facts before spreading misinformation based on a hunch or a personal theory. Some masks are uncomfortable to wear. If you have trouble breathing with your mask on, you should look around online for masks with better fit and more breathable fabric, like I did: