Electricity would be tempting. If you have access to water, you can boil it to make it safe. Run a refrigerator to store food. A convenient source of heat for cooking. Stay warm in the winter, stay cool in the summer. Lights for when it’s dark. Use power tools to build things. Listen to music, watch movies, play those old Nintendo games.
Even after some time when your electronics break down and scavenging working ones gets tough, it’s not difficult to build things like simple resistive heaters. Making crude incandescent light bulbs wouldn’t be impossible either.
Electricity would be tempting. If you have access to water, you can boil it to make it safe. Run a refrigerator to store food. A convenient source of heat for cooking. Stay warm in the winter, stay cool in the summer. Lights for when it’s dark. Use power tools to build things. Listen to music, watch movies, play those old Nintendo games.
Even after some time when your electronics break down and scavenging working ones gets tough, it’s not difficult to build things like simple resistive heaters. Making crude incandescent light bulbs wouldn’t be impossible either.
How about “fully staffed, fully functional nuclear reactors”? All the staff could come in handy for rebuilding like everything