Why do you need a new Macbook when your machine probably does everything? The specs between a 2016 and 2013 are negligible for web browsing and programming. Unless you're doing heavy video editing or 3D rendering..
So many people upgrading notebooks when they don't need to.
I think that's the point of the article -- developers have little reason to upgrade -- if they want more memory, faster CPU's or more cores, then they need to go with a non-Apple laptop.
So many people upgrading notebooks when they don't need to.