Didn't quite understand Signature Experience (and I didn't want to install silverlight). Does anyone here use it? Completely off topic and half-joking; but was

Didn't quite understand Signature Experience (and I didn't want to install silverlight). Does anyone here use it? Completely off topic and half-joking; but was it a joke to call it "window-steam-blog" or should I only see "windows-team-blog"?