This was funny to read and also quite informative
tl; dr: Don't post your boardingpass on social media
Apps targeting Android SDK 30 published by F-Droid cannot yet be installed on Android 11. This affects at least FairEmail, Netguard, OpenVPN and a few others.
You might want to hold up upgrading your device to Android 11 for a few weeks if you rely on any of these apps.
As a developer, you might want to hold up upgrading targetSDK to 30 for a bit.
The issue is tracked here, including a workaround for getting your data back from FairEmail in case you already fell into this trap.
There were times when a new major Android update meant tons of new existing stuff, but they have long passed.
I was notified that @tateisu's Mastodon app "Subway Tooter" has received a warning from the Google Play Store citing user-generated content that "incites discrimination".
A Mastodon app does not host or promote any content. The user types the address to connect to. The responsibility of moderating resides with that server. So unless Google is going to drop Chrome, Firefox and Opera from its platform, this is completely out of line.
Source in Japanese:
So, https://tusky.app/ is now up to date as well
This painting by Vincent van Gogh is called "Starry Night Over the Rhone" and I am posting it here because I need pretty screenshots of #Tusky