You switch from talking about Europe to talking about the EU half way through. The article was about Europe (excluding Russia and a few others).

> there is one section that is hardcore-opensource fanatics, they want to host everything by themselves, and want to go through the trouble of keeping things updated

Using Cloudflare, AWS etc. does not mean you do not have to keep things updated. Using an SaaS does. The numbers in the article count both.

There are plenty of people who use FOSS only and non-US hosting, and still use Cloudflare.

> On the other side there are people who are techy but happy to use US products, and when you pitch something European they would cite some tool that's better and bigger in US.

A preference for what they already know (maybe reinforced by marketing). Its not that they prefer American products, but American dominance means it is what everyone already knows.