They claim that they tested the NetWorker theme, but then rebuilt it from scratch ... they failed to remove the credits in the CSS file that name the theme “NetWorker” or to change the theme folder which is named “NetWorker-10″(Networker version 1.0).
There are only two acceptable copyright stories on the Internet: "Evil Big Guy Sues Saintly Little Guy," and "Evil Big Guy Violates Sacred Creative Commons License." This is one of the latter. Prime Minister Gordon Brown's official website, Number10.gov.uk, uses a WordPress theme called "NetWorker" created by sometime Web designer Anthony Baggett in Mississippi. Baggett licensed the work under a CC license that requires attribution — all he wants is public credit — but it seems the PM's site builders stripped that part out. All of which would be stupefyingly boring, except for this one line from Baggett: