Given the number of posts about how cold it was yesterday, got to thinking: some buildings/stadiums are now heavily laden with solar panels. If they were installed all over the roofs at the macron, could they be used to power some sort of underseat warming system- eg blowing warm air.
Not trying to get to a barmy 20 degrees or owt daft, but just a bit to keep the blood flowing. Over the course of the year, would they create some revenue?
Life line, paperless season tickets, BSA and his sports science; time for another bwfc pioneering innovation.