If the EU don't want Google or other mobile phone OS providers to do competition-fixing and other shenanigans, they could create their own European mobile phone operating system.
They should probably do this anyway, since control of computing platforms and user data within them is fast becoming a major factor both in geopolitics and in business.
They should probably do this anyway, since control of computing platforms and user data within them is fast becoming a major factor both in geopolitics and in business.