Network operators are the ones driving O-RAN - they have the most to gain: cheaper equipment & more supplier options. However interoperability is not as easy as you might hope, even with an open standard.
Every time I go through Brighton I am struck by how if it was anywhere else in the world it would be an expensive neighbourhood. I never knew about the ownership of the mall.
Yes, my extremely layman pet theory is that dark matter / energy are the evidence of advanced intelligent civilisations too; just we don't understand what we're looking at yet.