Work on what you use and share the rest

[ashleytowers]

http://www.loudthinking.com/posts/36-work-on-what-you-use-and-share-the-rest

[lehmannro]

we should all be working on the things that we personally use and care about.

That way just about every application will end up supporting email (paraphrasing Jamie Zawinski's Law of Software Envelopment).