I really don’t think this has anything to do with pressure from the 10% of the public that can afford to care about this.
Politicians, and more importantly influential people, also rely on the same tech as we do and they have infinitely more to lose if their communications leak.
Von der Leyen's phone was convenintly erased before it could be used as evidence in a court case against her. So no. Maybe stuff will leak but this isn't South Korea with two presidents in jail and thd last one on his way to jail.
They won't have the same phones we do. Elites don't follow rules. They push them into others.
The politicians gave themselves an exemption from the scanning. This is just from the top search result but this is widely reported.
“The scanning would apply to all EU citizens, except EU politicians. They might exempt themselves from the law under “professional secrecy” rules” https://nextcloud.com/blog/how-the-eu-chat-control-law-is-a-...