I love the idea of creating an MVP (Minimal Viable Product), but I want to create an MVI (Minimal Viable Interest). A pre-order page is exactly that.
I was floored. 216,718 downloads in 3 days, an average of 72,000 per day, up from an average of 28 per day at paid, or over 2500x.
Chat creates real-world conversations; comments are virtual reality.