Forgot to mention this:
However, if I am reading this correctly, they will continue reading everybodies bill every two months.
So every alternate bill will be estimated, with the next bill adjusted to reality. Except that, no doubt, the next step will be to increase the readings every three months… and so forth.
And yes, I am bitter about the self serving bastards who despite being one of Spains most profitable companies can’t keep the current flowing 24 hours a day.