This video (embedded) is extremely important and helpful to know and is definitely something to keep in mind when considering the relative benefits of Facebook and Twitter for Page Rank and SEO.
I could have guessed that there were no-follows and agree that it’s a good thing that it is.
A strategy then for us to consider is how to convert traffic from those sites into links from do-follow sites. That, my friend, is the yummy cookie to consider this weekend.
(I just made that up, btw. You probably could have guessed that though. “Yummy Cookie”…? Wah…)