I might be addicted to MyAnimeList. I love keeping track of what I've watched and read. I tried keeping track of it on Anime News Network previously, as they have a system for it, but I just didn't care for it. I much prefer MAL. I'm
Forchancookie there and you can friend me poke me about all the crap I've watched and whatnot.
I find that it's especially handy for things you've maybe taken a break from. I can just check MAL to see where I left off and then pick back up again. Super handy and I recommend it for any anime viewer or manga reader!