If I don't I'll be surprised. As I stated in other threads I'm always getting phone calls or knocks at the door about my speed etc.
Nothing to do with the local guys who are stopping by or the guys in Wythenshawe who are calling you this one, all being done nationally.
Your bandwidth usage is also irrelevant to the trial, it's about getting a representative sample of users across the country the amount of dodgy stuff you download isn't the issue they can get usage stats from the CMTS if they want them, the capability to store usage stats has been present since DOCSIS 1.1 back in 2001.