There are very few inhabited places on Earth where the sun is unreliable enough that today's solar is uneconomical. My parents live in upstate NY—hardly a place

There are very few inhabited places on Earth where the sun is unreliable enough that today's solar is uneconomical. My parents live in upstate NY—hardly a place known for its high rate of sunny days—and since they installed their rooftop solar, they've said it generally provides enough power for the house unless it's actually covered in snow.