Earlier quoted context omitted.
What makes these companies "public utilities" as opposed to others? I don't need Twitter in my life. Nor Google. Definitely not Facebook. And maybe lots of web sites use CloudFlare, but consumers don't interact directly with them. Maybe applying common carrier status is something that's more palatable, but classifying them as "public utilities" doesn't have to be the mechanism by which CC is applied.
What counts as a need? Does one need land lines? Electricity? People live off the grid by generating these themselves and people live elsewhere without them at all. Of course, one could bring a distinction between things that naturally grant a physical monopoly and things that don't, but I think one could make an argument that certain sites have effectively become the new public square and in doing so have a natural…
When access to it is required to be on an even playing field.
Hence internet, yes. Electricity, yes. Phone? Yup.
Facebook? Ehhhh