It feels like the Venn diagram of 1) people who know what "Zero Knowledge" is and 2) would be willing to create an account on a web service to store their writi

It feels like the Venn diagram of 1) people who know what "Zero Knowledge" is and 2) would be willing to create an account on a web service to store their writing… would look like two circles that don't touch. I wonder if this would do better as an open source native mobile app?