> with GDPR and all the inevitable legislation that's coming, having people "registered" ensures that they have accepted Ts&Cs and can be tracked legally for ad

> with GDPR and all the inevitable legislation that's coming, having people "registered" ensures that they have accepted Ts&Cs and can be tracked legally for advertising purposes The GDPR outlaws making tracking mandatory to access the service unless it's functionally necessary (as in the outcome can't be achieved without tracking). Targeted ads don't count as "functionally necessary".