It is very hard to find a discussion about the growth and development of AI that doesn't discuss the issues around power budget.

https://www.datacenterknowledge.com/energy-power-supply/whit...

https://bidenwhitehouse.archives.gov/briefing-room/president...

In building domestic AI infrastructure, our Nation will also advance its leadership in the clean energy technologies needed to power the future economy, including geothermal, solar, wind, and nuclear energy; foster a vibrant, competitive, and open technology ecosystem in the United States, in which small companies can compete alongside large ones; maintain low consumer electricity prices; and help ensure that the development of AI infrastructure benefits the workers building it and communities near it.

Exponential increases in cost (and power) for next-level AI and exponential decreases for the cost (and power) of current level AI.