Tumblr Helps Feed Starving Artists and Portly Advertisers

It is, and it’s actually effective when used well by the big brands (e.g., note here, here, and here — names withheld to protect the litigious). In fact, 217 million blogs among 400 million users is nothing to ignore, though many folks have been doing just that.

The brand purchased by Yahoo! for $1.1 billion has found a way to earn some brand loyalty among one key demographic. No, it’s not the sacred 25-54 demo.