More often than not I find myself in the need of quickly get some HTML mock up and running that I can show to a friend or colleague.
After I discovered JSBin I have used it alsmost any time I could. It is brilliant to get you started writing UI and UX code for your next project.
So I had an idea for my girlfriend that wanted a simple tool for mapping out her daily schedule. Here are two variations of how such an application could look:
Both of those mocks were created in under half an hour, now that's what I call a flying start!