I updated my custom CSS for web.whatsapp.com to work with the current state of things.
TL;DR (paraphrasing): Priorities in COVID-19 prevention seem off. Much effort is spent on surface hygiene and other hygiene theater, when it should be spent on better ventilation in quite different settings (indoor, outdoor, amount of aerosols produced etc) with quite different effects.
I released GUTcartridge to the Google Play Store. I needed an app to quickly look up data for hand-loading/reloading and take notes for different cartridges - so this is the result. The release should pass through content moderation within the next seven days or so and will be available at this address once it does.