Businesses of a different industry can use the same name. There is nothing keeping you from using the website for blogging. The computer store might be problematic if it could be construed you are trying to profit from EA’s established trademark. Also, why would you want a .org for a storefront? I’d say get a different domain for your computer store.
So, if we had a machine that could “see” without photons, we could observe an electron directly? (I know nothing about this)