Automakers are far from giant, and over the time their BOMs actually shrank for most mainstream, high volume cars. Corollas are remarkable how "dumb" they are

Automakers are far from giant, and over the time their BOMs actually shrank for most mainstream, high volume cars. Corollas are remarkable how "dumb" they are despite seemed electronic sophistication. Automotive IC market aside from car only parts looks rather random. You may have $100 mil spec® parts sitting besides 10¢ parts, and doin essentially the same due to regulatory, and market peculiarities.