[Arnt]

Never, per se?

You can define "take over" in different ways to change the answer. Put yourself into the position of some big customer. Will you change your usage profile to get really cheap electricity, or not? Solar will or won't take over the customer you're thinking of.

Many people don't grasp how cheap solar is becoming. We're close to the point where solar+batteries becomes the cheapest way to provide nighttime power in a few regions, which astonishes me. And the prices of both solar and batteries still drop quickly.