Perovskite seems to have been with us for a decade and so far it has not changed anyone’s life, changed the price of solar, or eaten into any company’s profit. Well it’s about to. Perovskite solar will invade conventional solar in 3 distinct ways, beginning in the tail end of this year, firstly in tandem with existing silicon cells, then in tandem at the module level with silicon modules and finally in incredibly cheap panels of pure perovskite. Perovskite has the potential in the long run to drop solar costs by 80%, but will initially simply offer 33% MORE electricity on a cell, in tandem with silicon, for slightly higher manufacturing costs. Over the next ten years it will cut…