„Ich bin der Musikant mit Taschenrechner in der Hand“

Support

You can support my endeavors on the following links:

Liberapay: liberapay

Buy me a coffee (or more): https://www.buymeacoffee.com/karolyi

Paypal: https://paypal.me/masterkarolyi

I also used to have a Github: https://github.com/sponsors/karolyi

Patreon: https://www.patreon.com/karolyi