This week we can find snippets of news around the internet of dominant UK grocery chain Tesco, planning a film download service. We traced the rumors back to an interview with the BBC, where a Tesco spokesman discussed the possibility of doing a file download service for films once the UK’s broadband lines are fast enough, but not before. With an 18 Mbps service already being launched by BT, that’s can’t be too far away. No film download services have yet launched in the UK, although two weeks ago, music download operation Wippit promised it was on the cards for this Summer, and said it would some movie downloads costing just 99 pence ($1.87). Tesco also claimed that it already…