Swatch did this years ago... https://en.m.wikipedia.org/wiki/Swatch_Internet_Time
abecede
You are right, please accept my apology. That was a dumb thing to write.
Then it probably was a choice you didn't make then...
"more time with loved ones" is not a wish. It is a choice.
Why not just GnuPG / PGP, and also storing your good passworded private key in a secure place? I've not heard of any successful attacks without a private key yet.
Willhaben ist sehr oft ein guter Startpunkt. Eine Suche nach "pride flag" ergibt z.b. diesen Treffer (nur noch ein paar Tage gültig): https://www.willhaben.at/iad/kaufen-und-verkaufen/d/diverse-pride-flaggen-und-pins-717159218
What's stopping you from using the default calendar app of your operating system? It does all the things you mention, be it MacOS, Linux (Gnome, GTK etc) or Windows. What do you need that the default thing can't do?
... asks someone who created their account 30 minutes before submitting this post about the "good old times".