Thats basically how its done in most of Europe. Price changes every 15 minutes and some smart system starting washing machines etc if a certain threshhold is reached.
Of course you can also get a hedged contract where you pay a fixed price and don’t need to care about it, but you have the choice.
Just 20 more years of research. At least text was predicted 1990. And 2000. And 2010. And 2020. And last year.