maybe we're thinking of moving and feel we can't take solar panels with us. or just those glaring large slabs isn't quite the look we're after. so, i've been to the homes of two british start—ups. of two british start—ups who want you to look again. this is the solivas arc. its curves are wrapped in an organic solar film which doesn't contain any toxic substances nor rare earth materials that could require mining. and so, it has a much smaller carbon footprint than traditional panels. and that's not all. now, the arc is designed to capture sunlight throughout more of the day, and that's partly because it's got five surfaces on which to harvest energy. and this curved design means that usually it has a sweet spot which is very useful at the start and end of the day in particular. i think it looks quite futuristic. and if solar sculptures like this were to catch on,