Earlier quoted context omitted.
Don't you happen to know any alternatives BTW?
We're building Shuffle which isn't a direct replacement but is designed to be a home for your interests. We've had a lot of folks come from Tumblr today. You can check us out at https://shuffle.do
Seems interesting. I'll give it a try. Can one user create multiple channels there? E.g. I'd like a main SFW channel to post different stuff and some subject-specific including one to SFW post on particular "innocent" subject of my interests and another NSFW to post what I happen to consider the best of nude girls pictures I stumble upon.