Yeah if some private communities offered the service it would be brilliant, hdbits, torrentleech, ipt (shit site, good amount of content though) and what.cd and waffles, trancetrafic for music etc.
Popcorntime and theconncection would be decent for movies.
Lad is gonna look at apk this weekend for us :-)
My main issue with public content on kodi now is that most want convenience and the anti piracy guys seem to be well focussed on kodi.
I only foresee fiddly pissy hassle ahead tbh, it does not affect me a jot but i have always been a champion for the end user and they need a solid source.
As it stands it is the dreaded whack-a-mole hehe.