Hence, my concerns.
But you are basically buying your own power. If you are consuming 1/2 of what you will make you will have not export.
So if you do the contract right, you will have a fixed electric price for 1/2 of your needs for the next twenty years.
The surge in fracking giving plentiful and cheap natural gas may cut the cost of electricity. But your business mind should expect a typical inflation rate of 4% per annum based on history (mainly due to currency devaluations).