Super Mail Quest is a retro rpg that you can play right in your email.
Aaron is doing some pretty amazing things within the limitations of email. That being the case, it won't work in all email clients (most significantly, gmail). If you want to check out the experience in your browser, take a look at: https://litmus.com/scope/ox0w6rg2vfg5
An insane use of email.Cons:
Email client support.
If you have any interest in coding, email, gaming, design or just plain old cool stuff, you need to try this.Chris Vasquez has used this product for one day.