How Google is becoming a startup incubator

And then there's this: "Every Time An Engineer Joins Google, A Startup Dies": http://www.businessinsider.com/every-time-an-engineer-joins-... and this http://buzzpal.wordpress.com/2008/02/23/would-you-have-any-g...

And yet, Google just bought reMail (one of the creators being a former Google employee), and then promptly killed the product. Somehow I don't think "incubating" something and then destroying it when it isn't behaving how you want is all that useful to society.