I think trading is an important application of our modeling work, at least it would help bring real time pricing into equilibrium with 36 hour ahead futures so that power plants with poor ramping constraints can plan accordingly
It's also a good test of how good your modeling really is...
This is essentially what Enron was doing to pay the bills before their loans disguised as assets fraud scheme blew-up. They explicitly manipulated supply in some instances.
Lots of shops trade/speculate on electricity. Enron just happens to be famous.
Better learn to walk before attempting to run. Too many HF’s are stated based on half-baked ideas/models. Better to partner with an existing HF and get the data insight, but maintain your independence an chart your own course.