You want to follow someone, spy them, watch them? what they are doing?

Actually, I did many spy like this when I recruite some new engineer, they usually put their email, in CV, profile, and I did searched them on internet to see their activities, to see how good they are, their characteristic before doing interview

But now, instead of googling them, Ooops, actually, I did another way is to Yahoo Pipe :-)

http://twitter.com/help/how

And, what is it? I don't know!!