It's often a wasted effort: many customers upgrading from a two or three year old device are getting devices with features they did not know they needed. (androidheadlines.com)
First and foremost, we have never — and would never — do anything to intentionally shorten the life of any Apple product, or degrade the user experience to drive customer upgrades. (businessinsider.com)
We continue to make significant improvements to Enterprise Mode, helping customers upgrade more easily to Internet Explorer 11 while also extending the ability to run older web apps. (blogs.windows.com)