http://www.engadget.com/2011/07/20/apple-os-x-lion-10-7-review/, which means it's the worst Apple product to ever according to Engadget

(Not joking, no Apple product has gotten below a 9 AFAIK before then on Engadget)
Actually, that seems to be the general consensus: It's too wishy-washy muddled between the iPhone and the traditional desktop, making for a very lack-luster experience
http://gizmodo.com/5822946/the-os-x-lion-survival-guide?tag=Lion
http://gizmodo.com/5819418/mac-os-x-lion-this-is-not-the-future-we-were-hoping-for?tag=Lion
http://lifehacker.com/5822435/lion-vs-snow-leopard-which-is-faster?tag=lion
I was able to convince the super-Machead at work from instantly upgrading to Lion because of the above links.