If it was emitting enough energy to power a small city, the observer and/or the nearby forest should have been charred to a crisp.
You are basing your assumption on current knowledge of electricity what happens if the energy used by this alleged UFO is using an energy source unknown to modern humans
If some form of intelligent life has figured out how to travel thru space to earth I’m sure they’ve figured out alternate sources of energy
Later as twenty Dem leaders gather with Biden and his cabinet and top military advisors in a White House meeting.
https://www.youtube.com/watch?v=vjFG-4Ge668
Electromagnetic fields from high-voltage transmission lines (something like 765 kV), do not light everything around them on fire.
the magnetic field in a 3T MRI is 60,000 times as powerful as the magnetic field of the earth, and yet one doesn’t get “fried to a crisp” when one gets an MRI inside such a magnetic field ...