The problem is that an EU-mandated digital communicating tool would look like the Minitel.
Anyone remembering the French minitel?
Anyone remembering the French minitel?
In this, I trust the government way less than either the open source movement or the actual Silicon Valley. Both of the latter are much better at iterating of their designs when a new idea comes along.
But in either case we do have the ability to make a new system every 10 years.