> Average lifetime of those batteries are about 7 years before a full replacement. Based on what? > Everyone also seems to clearly ignore how detrimental they

> Average lifetime of those batteries are about 7 years before a full replacement. Based on what? > Everyone also seems to clearly ignore how detrimental they are to the environment. There's huge swathes of toxic wastelands created from mining the materials needed. Ah, you're one of those people. Never mind, carry on.