Almost every startup with an unfinished application puts up a page like this [image in original]. The customer development team at Grockit (Sean Ellis and Matt Johnson) takes a more interesting approach.
Babak Nivi is a co-founder of AngelList and Venture Hacks. Previously, he was an entrepreneur-in-residence at Bessemer Venture Partners and Atlas Venture. He has worked on startups including Songbird, Grockit, and Kovio. He went to school at MIT where received 2 patents and published in Science.