Why?

Cause - why, why, why we need this?

• Make it easier for users with multiple projects to set a default top level build dir

Customer

• Users who want to build in a different location, and have many projects to manage. 

Cruft - why we do not need this?

• Non-windwos users may not care about the performancr reasons for doing this, and from a "keeping hte source repo clean" point of view git may just exclude the build folder by default

What?

Definition - what is this?

• Android Studio suggests that Windows users set their build folder location to a "Windows dev drive", but src should stay off of that. You can do this, on a project by project basis but then you need to hardcode a location for that projects build properties. 

Android Studio has a path variable list you can store paths in, in idea, so it would ve handy to help the user by offering the ability to store a top-level build folder path there, and then see buildDir to : 

Demarcation - what this is not?

Dependencies - what does this needs?

• TODO
•