Geothermal heat pumps don''t make sense financially, so why do we always use them?

Geothermal Heat pumps are amazing technology... that virtually no one ever uses. Fewer than 1% of houses in the US run on them because they're almost never cost effective. So why does our company insist on installing them for most of our offgrid house projects? Simple, geothermal is the best, most effecient heating system for offgrid homes, and saves so much money on solar and battery it pays for itself. On-grid, it doesn't pencil usually, offgrid it could be the future of housing as we know it. Welcome to battery builds, where we talk about how to build houses that run on batteries