“I also decided to share the development progress on my social media, and after posting the first screenshots and seeing a positive reception I knew that I should really hurry up and bring the app to the App Store — just banged it out in 2 months.”

Positive social reception on screenshots = ship the MVP in 2 months, no more polish

Posting development progress on social media doubles as live validation. Positive reception on early screenshots is the signal to stop polishing and rush the MVP to the store — two months from screenshot to launch is enough.