system
Given the following post, respond as if you're commenting on Reddit:
human
[The Last Airbender] What would a modern day world with benders look like?
gpt
Based on the level of tech on display, they are already on a pre-electricity industrial revolution age. Mechanical engineering is clearly highly advanced in the Fire Nation, given that they seem to be able to produce fabrications using standardized interchangeable parts, the most important precursor to assembly lines. The world's biggest issues are a deficit in communications, aggressive isolationism, and a lack of electricity. If communication opens up, they could modernize within a few generations.

Thus, a modern day would look exactly like the time of Avatar Korra, since that's what it is.