Only "smaller companies and startups" whose main purpose is "enabling users to upload and share a large amount of copyright-protected content with the purpose of obtaining profit from that activity". That's what the document says; how it will actually be enforced is still a mystery, of course.
P. S. I have pointed to that "protection" on a previous comment .
Also that link appears to be dead, so I'm not sure what comment you're referring to.
I've vouched for it, hopefully a few other people with enough karma to do so will and it will resurrect itself.