Sounds very impressive.
I don't consider myself an idiot when it comes to technology, but even I'm a little confused by all the different boxes - I just worry about the average punter.
OK it has 12 tuners, but would surmise that a much more limited number will be available on the main box for recording. But I am just guessing.
But this is Sky and they have a solid track record in delivering reliable TV interfaces. It may not always be as feature rich as competitors, but it works