I believe you uncheck “Hide extensions for known file types”

Those are normal crystalline panels, not tandem

Are there any perovskite/monocrystalline cells in commercial production yet anywhere in the world? I keep seeing a lot of buzz for adding a perovskite layer to crystalline silicon cells, but I’m not seeing any in actual production. Maybe I’ve missed something?

That’s rough. But now that it’s all gone, consider moving to disappearing messages. It’s kind of freeing when you don’t have to worry about the burden of immutability.