system
A chat on subreddit /r/pcmasterrace
human
Wattage is by far the most effective way to heat your house in today's world
gpt
On average **natural gas heat costs $9.2 per million BTU (MMBTU) compared to electric heat at $34.9 per MMBTU**. That means natural gas heat only about a third of the price of electric heat over a year for a home.