One well-known manufacturer of electric vehicles in California taught customers that the functionality of the vehicles continue to be improved in the process of ownership - software updates are not only able to increase safety but also improve dynamic performance, but also reduce the time of opening and closing doors...
As explained Electrek resource with reference to the statements of Tesla Motors Elon Musk , the continuity of the implementation update is not just the software part of the brand electric vehicles, but also their hardware base. According to the mask, every week in the Tesla Model S design made 20 changes immediately implemented in the workplace. In addition to making small improvements on a continuous basis, Tesla Motors promises to make large-scale renewal of its vehicles every year and a half. It's a little distracting from the usual pace for the automotive industry, where changes are being introduced at the same time every year.
From backward compatibility at this rate evolutionary electric Tesla have to forget. For example, the components of the "autopilot" second generation can not be put on electric cars with "automatic pilot" of the first generation.