Creator of the site here. As recently reformed long-time mask denier who lives in Hong Kong, I wanted to get the word out to people in the rest of the world that wearing a mask in public is not only okay but likely helpful in reducing or slowing transmission of SARS-CoV-19.

My main motivation for this weekend project was the challenge I’ve had convincing family and friends in the USA to change their behavior over the past month in preparation for this virus.

Tech details: The site is served using Cloudflare Workers Sites. I’m also using test as a test for privacy preserving analytics by proxying analytics through a worker and stripping all identifying info before forwarding on to the analytics software.