It also raises questions about the status of Instagram influencers, you-tube personalities, or anyone on a platform that derives it's value from those it hosts but does not treat/pay them as employees.
Even games with user-generated/managed content. If a game developer is paid for generating content, why would the create of such user-generated content not qualify?
Virtually anywhere someone is doing something that they arguably could be paid for would seem subject to a law like this.