Who wouldn't want to be the friendliest kid in the sandbox? Let's play!
The possibilities are endless - integrations with mailing lists with automated emails going out to an email list; ability to connect to ticket sales and registration forms from solutions such as Eventbrite, and more!
The API integration should include, at the very least in its first release, the ability to read/write events, lists and pages. And documentation with examples of usage, of course.