Tesla Solar Roof Panels vs Others?

I've been considering solar panels for a long time, but the ROI just hasn't seemed to be there.  I don't live in an especially sunny part of the world and our electrical grid is very reliable, so the math and risk mitigation just hasn't added up.  I wondered if that had changed recently?&n...

Why does it seem that many people are switching from shingled roofs to metal roofs?

I live in the United States Midwestern region and I'm starting to notice that more and more homes are switching over from traditional shingled roofs to metal sheet roofs. I was hoping someone could explain to me why people would make this switch?...