Buck - life is too short to spend a minute for each build

Gradle is too slow, Ant is too basic. Buck is fast and super-configurable and I’d like to tell you how I use it for Android development. I own a pretty old thinkpad laptop so I don’t expect the builds to be too fast. Ant used to spend 10..40 seconds for each build on my laptop depending on how large the project is. Gradle takes about a minute in average and that’s too long for me - I just lose foc