Reasons home miners continue mining in the current environment vary, but will include how obtaining KYC-free BTC from other methods also incurs a premium, or that the cost of electricity is subsidized or paid by another party, or the heat is reused, etc.
In the U.S., residential rates are, in general, going to be far higher than the industrial rate in nearly every specific region.
https://i.postimg.cc/LX4RNFYz/Screenshot-at-2022-10-18-23-03-57.png
Source: https://www.statista.com/statistics/200197/average-retail-price-of-electricity-in-the-us-by-sector-since-1998
Average energy prices for the United States, regions, census divisions, and selected metropolitan areas
https://www.bls.gov/regions/midwest/data/averageenergyprices_selectedareas_table.htm
Reasons home miners continue mining in the current environment vary, but will include how obtaining KYC-free BTC from other methods also incurs a premium, or that the cost of electricity is subsidized or paid by another party, or the heat is reused, etc.