Thus my presentation was to 90% demo and I think demos should always be available, so attendees can reproduce what they saw, here´s a link to an online version of it:
https://orclapex.io/ords/f?p=APEXAPI
Use demo / demo to login…

If you´re interested in an export file you can download it here to import it into your own workspace…

The complete presentation (in german) can be found on my homepage:
https://danielhochleitner.de/ords/web/slides/

Thanks for attending & see you at the next conference!