>> Why not just wget them and host them locally Because you might be using a CDN for performance and bandwidth benefits. If you relying on a third party piece

>> Why not just wget them and host them locally Because you might be using a CDN for performance and bandwidth benefits. If you relying on a third party piece of code that you allow to change at any time, then it is very difficult to do any release testing to give you a known set of conditions your application should work under.