Originally Posted by BigDaveX:
“If nothing else, Series 1-4 now being on iTunes (Series 5 has been up there since it was first broadcast; kind of odd that they never bothered with any subsequent series) explains why they suddenly started throwing out YouTube copyright takedowns like they were candy, after seemingly not giving a damn for the past seven years..”
That explains it, and they don't seem bothered about the later series.
However, the producers uploaded Series 1 and 2 themselves, and they haven't taken them down... odd...