Lithium Iron Batteries

Lithium iron batteries might be able to get twice as energy dense as we have them to day. I keep pushing for a smaller and smaller fome, but everbody around me has these like many tablets pocket. But i'm also team small phone. It's got a fit in your pocket or it's not a phone, right? Right? Exactly. People scientists either invent girl pockets that are bigger or phones that are smaller. Pick one. My daughter has discovered this also, that like, pants for women don't have real pockets. And she is outraged, lie, what's the deal here?