Yes, we are in agreement.
'Most' is equal to 'Not All'
I doubt VT is the only state, as well. But, you are filing under a 'Sole Proprietorship', your SSN is your tax ID number, that is a form of filing your business tax. Point is you still have to file. If you are in a state, or city, that requires you to collect sales tax then they generally require you to be licensed to do business in that area also.
I don't know you'd go about getting business insurance to cover your business activities without being in business?
In his videos', Kalfas admits he didn't start out legal...then he goes on to say that he can't tell people to do what he didn't. He admits to using lowballer tactics. Hence my post about his ethics.