Incidentally, I learned a lot from these slides that I would change for next time. Simplifying the code, relying on text and not pictures for code, and using stronger contrasting colors are a few takeaways, as are looking to make the slides simpler and flow a bit more conversationally (though the arrows animate in the actual presentation from point to point, which helps with audience focus).
For further actions, you may consider blocking this person and/or reporting abuse
We're a place where coders share, stay up-to-date and grow their careers.
Incidentally, I learned a lot from these slides that I would change for next time. Simplifying the code, relying on text and not pictures for code, and using stronger contrasting colors are a few takeaways, as are looking to make the slides simpler and flow a bit more conversationally (though the arrows animate in the actual presentation from point to point, which helps with audience focus).