Generally speaking, I dont think any of the Europeans have technical problems, I think they have a Product Placement, Marketing and Sales problem. And I think it is more or a cultural issue. ( Not saying it is a bad thing )
Even just the basics are way harder than they should be, for example the lack of a common language is already a pain to deal with.
Rather we want to give users the power to see where their data is stored and to control the use of their data if they choose to share it in an "ecosystem".
Many EU countries are scared to put their data from public administration / hospitals / ... into a cloud where lawful interception could be enforced via the US Cloud Act or similar.
They do. OVH is one of the biggest actors in Gaia-X.