My little app Coach Aide (https://soccer.coachaide.com) is a 100% PWA and I wrote the original version just so I can experiment with Progressive Web App (PWA) spec. It's grown to be a pretty useful tool for me and others in youth soccer coaching and I've kept adding features to i
This article: https://andrewchen.co/new-data-shows-why-losing-80-of-your-mobile-users-is-normal-and-that-the-best-apps-do-much-better/ is highly relevant to the subject matter.