[PurpleRamen]

You mean the base load? Yes, that's a common myth. European countries have no problem with their base load, even when depending on wind and solar.

[sam_lowry_]

The proof of the contrary is the "smart" meter in your home that reports real-time stats to the grid operator.

You just take the hard work of grid operators, ENTSO-E and everyone in-between and in the adjacent industries for granted.