> Those new obfuscated links prevent old.reddit to work.

Can't you just set the old theme in your profile? That's what I do.

only if you actually log in. not everyone does.

I got permanently banned for the "Christianity is just worshipping a Jewish zombie who is his own father who will save you if you invite him into your head, symbolically drink his blood, and eat his flesh" copypasta, so not everyone can log in :)