Well that happens with all providers to be honest,I mean BT got caught and they didn't even inform customers nor regulators about it before going ahead.
Also doesn't SKY sell on details about call usage like most of the mobile phone networks?
Also SKY are increasing there call costs:
0845 numbers: 6p per minute at all times
Daytime 01/02 number calls: 4p per minute
New connection charge: 7p for all connected calls to landlines and mobiles
Theres more too, just go to
www.skyuser.co.uk for more details