I don't see any evidence in the link you posted. And it's interesting that you bring Samsung that for 3 years issued patches every single month for my old Note

I don't see any evidence in the link you posted. And it's interesting that you bring Samsung that for 3 years issued patches every single month for my old Note 4. You may not get latest and greatest Android version immediately (missing the essential "hamburger emoji fix") but you'll still get security updates.