When you order breakfast in this country, you are often met with a barrage of questions. Americans seem to take it in their stride but I, like most Brits I know, find it overwhelming. Choosing windows is a bit like that. There are so many more options than we had imagined. We thought we wanted steel framed windows, but it turns out they're beyond our budget. So we browsed aluminium and wood frames. We looked at ones with leading ('muntins' in American) and ones without. We considered windows you open with a crank and ones you open by pushing them out. We reviewed retractable screens as well as the fixed kind. We weighed up sliding versus concertina french windows. And all of that was before we got onto how big they needed to be. In a way it was worse than the 'Choice Hellhole' of a breakfast order, because some of these window options were a dead-end. They'd never say 'oh if you want sausage then you have to have rye toast', would the...