OK, it has a new logo. The mail interface has been redesigned. But according to a recent New York Times piece, Yahoo still doesn't know what it wants to be when it grows up. Marissa Mayer seems to be busy, with a robust hiring spree, eight new acquisitions, 15 new product updates, a nice 20% bump in traffic and a stock price that's been consistently heading north. But all this activity hasn't seemed to coalesce into a discernible strategy -- from the outside, anyway.