Google hasn't been perfect, but they have had, and continue to improve, ways of addressing the update problem. If you are a first tier OEM you have the clout to

Google hasn't been perfect, but they have had, and continue to improve, ways of addressing the update problem. If you are a first tier OEM you have the clout to make your chip vendors update their BSPs and support them for a decent length of time, and you have the resources to update your customers' phones. If you are a lower tier OEM, you should have gone with Android One, and shipped a more up-to-date Android in the first place and dumped the update problem on Google.