I guess it depends on the tooling you're using to develop said efficient software. I use Visual Studio + Resharper all day long and it's a hog. I've used Xcod

I guess it depends on the tooling you're using to develop said efficient software. I use Visual Studio + Resharper all day long and it's a hog. I've used Xcode & Android Studio on my iMac and it's just a better, faster experience than on a MacBook Pro.