I'm giving up on upgrading my apps for Android. The releases are dividing the market every single year and consequently steadily eroding sales. On the one hand Google's Nexus was released 3 years ago and is now obsolete; on the other hand Apple's iPhone 5s was released 5 years ago and gets to run iOS 12. On top of this, the vast majority of my paying customers use iOS, not Android (a variety of lifestyle and referenc…
Why does this matter? What apis are you using that are not available in Lollipop, which has 88%+ market share. Also, those dashboards are misleading. For the North American market the proportion of older phones is less than half of what the dashboard displays
https://developer.android.com/about/versions/oreo/background
You've been able to avoid dealing with these changes for a while now by simply building against an older SDK, but Google is in the process of restricting the ability to put any app built with an older SDK on the Play Store. I think you already can't list new apps that use an older SDK, and existing apps won't be able to update to new APKs using older SDKs starting in November.
FWIW, I understand why they made the changes here, and they are user-positive, and just abandoning Android over them seems like an incredible overreaction, but speaking as someone who has been updating an older app to deal with these changes, there are some real pain-points here if you're bringing forward an older app.