Eh, a powerwall is a well defined product with well-defined uses. “Home battery pack” is nearly meaningless—are you talking about a UPS unit, or something that

Eh, a powerwall is a well defined product with well-defined uses. “Home battery pack” is nearly meaningless—are you talking about a UPS unit, or something that backs your home power, or is it something that feeds back into the grid? Not saying you’re wrong, but I think the name is undeniably useful at quickly describing a set of functionality. This could also be a case of poor evangelism on behalf of people who care/competitors.