BBC report:
http://news.bbc.co.uk/1/hi/business/5385846.stm
Sign-up:
http://www.home.ntl.com/page/virginmobile&log=4
http://www.whycable.co.uk/virginmobileoffer/
---------- Post added at 18:21 ---------- Previous post was at 18:15 ----------
One slightly annoying thing is they are saying that the £10 offer is only available to NTL:Telewest customers and is half the usual £20 price. However, anybody can also currently get the same tariff for £15:
http://www.virginmobile.com/vm/paymonthlySimOnly.do
Plus, for the £15 per month you also get free ADSL broadband for a year!