Your point might even be that "fingerprinting is much more practical and useful as a positive form of identity verification" but we all know how fingerprinting tech is and will be used: to track users even more and try sell even more crap to them because that's what almost the entire internet is all about.

And as for this

> using a VPN plus a fresh VM running Ubuntu can mostly do the trick. In a pinch, just keep a few different versions of various browsers around when you plan to surf a site that you don't want associated with you. Or change your screen resolution or turn off your fonts

How do you plan to do all that on your mobile device for example? Fingerpirinting is a problem exactly like invasive tracking is a problem.