As for legality, transparency etc I am sure those not happy with these domains will find a way to stop them. We just have to change our mindset and realize that blockchains are changing the way things are being done. Microsoft are probably not happy that they didn’t think of this first,
blogspot Need to register custom domain name for your blogger.com / blogspot.com blogs? Get cheap domain name registration starting just $1 per year the one of the trusted domain registrar: The-Online.com