I wonder, if there has been a discussion on serviceability of these trucks because that is one of the major selling points. > but dramatic advances in battery

I wonder, if there has been a discussion on serviceability of these trucks because that is one of the major selling points. > but dramatic advances in battery technology, electric motors, and control software have made electric trucks more practical. So, if someone wants to learn more about the battery technology and control softwares, where to start?