That could be a double edged sword for employers, though. If regular employees start becoming contractors on a large scale then I'd like (and expect) to see so

That could be a double edged sword for employers, though. If regular employees start becoming contractors on a large scale then I'd like (and expect) to see some kind of unions or employment agencies springing up to handle the paperwork for the (former) employees and use collective bargaining to get better wages, group insurance, etc.