The blog in question has several proposal in that direction, though a little more sophisticated.
He basically says that the EU should fund the development and deployment of certain key services that are technologically feasible and hugely important. Even doing this at a total loss, the benefits would be beyond huge and build the capacity we would need to take further steps.
He lists 7 examples, but I'll give you 3. We need viable, comparable quality, alternatives to:
- GMail/Outlook.com
- Google Docs
- Github
The article is here:
https://berthub.eu/articles/posts/now-how-to-get-that-european-cloud/
I am writing right now from my degoogled Fairphone 4 running /e/OS.
I would buy again in a heartbeat.
It's definitely not the most bang for your bucks. But it's good enough for any use, it already outlived my last 3 phones, and it shows no sign of giving up (even when I was using the Google infested OS a few months back).
I'd recommend it.