> In a typical bit of startup growth-hacking, we forced users to sign up after this questionnaire, but before they saw their results. Since they’d invested so m

> In a typical bit of startup growth-hacking, we forced users to sign up after this questionnaire, but before they saw their results. Since they’d invested so much time already, this had phenomenally low drop-off. > After burning this small amount of goodwill, we showed the user a beautiful, slow-running animation which revealing their carbon footprint, alongside several nifty graphs to break it down and benchmark it against other users. > 5 seconds into this — enough time to be awed, but not enough time for the novelty to wear off — we asked for an app review. <Insert "I hate the antichrist" meme where the blue helmets say "We've got you surrounded! Come rate our app with a beautiful, slow-running animation" and the surrounded guy says "I hate the typical bit of startup growth-hacking! I hate the typical bit of startup growth-hacking!">