Legal
The short version: the work here is mine, the opinions too, and the brand names belong to their owners.
Copyright
The texts, pictures and films on this site are protected by copyright. You may quote from the essays if you name the author and link to the source. For anything more, ask first.
Brand names
Sony, Nespresso, Samsung and the other company names on this site are trademarks of their owners. They are named because I worked for or with these companies, or because an essay is about them. Naming them does not mean they endorse this site.
Essays
The essays are my personal opinion. They are not financial, legal or technical advice. Facts and figures were checked when an essay was written and can be out of date later. If you find a mistake, write to rea@reastark.com and I will correct it.
Pictures made with AI
The pictures in the essays and most of the films were made with AI. They illustrate an idea. They do not document real places, events or people.
Links to other sites
This site links to pages I do not control. I chose them with care and am not responsible for what they say or how they change.
Applicable law
Swiss law applies. The place of jurisdiction is Zürich.
Last changed on 13 November 2026.