if enough armed people refused to pay and told the government to go fuck itself there is nothing they could do.
I think the people you have in mind are paying their taxes because they are in fear if they do not declare everything and get caught, then they might have to pay a lot more penalties and further jurisdictions. Most people are mind control slaves of the society and will automatically do what the society expects from them, have a good job, house, car, family...and pay all your taxes.
People in Crypto are often the exact opposite and oppose the status quo and the establishment.