I think the author has a different definition of "free" in mind than FOSS and free culture advocates do. The "free" kindle book still requires a closed source

I think the author has a different definition of "free" in mind than FOSS and free culture advocates do. The "free" kindle book still requires a closed source (non-free) program and an Amazon account. If that's the kind of "internet freedom" he's advocating for, then I don't want any part of it.