[iso1337]

I think you’re conflating the UI of Amazon with the more difficult problem of getting a large distributed system to work at scale.

Conversely, if your ECU has minor glitches, will you notice? Unless it results in catastrophic failure, you will not even know if happens to result in the occasional 0.1 mpg increase in consumption.

And I’m sure VW and the other companies put a lot of resources into software engineering the exhaust emissions defeat workaround.