When investing in consumer services, we try to be active users of the services. That tends to provide a fair bit of insight about what is working and what is not (as long as one keeps in mind that one may not be the exact target user!). To do something similar for our more developer directed investments, I have long been meaning to build a little project using MongoDB and Twilio. But usually the extremely rare cycles that I have available for code go into fixing something on DailyLit. Over La...