> Who campaign and are elected on issues totally unrelated
Should politicians refuse to do anything that was not in their campaign leaflets?
> For example if I walked around in my office among 20 ...
Try it out.
In my opinion, this is a very unlikely hypothetical. I'm from a country that is not a member of the ESA - never met a person yet that doesn't know what it is, or stands for.
Rosetta in particular caused a lot of excitement, it was on the news a lot, people were following ESA and the lander's accounts on Twitter etc.