A skeptic might ask, “Couldn’t a more technologically advanced civilization develop new sources of fuel that require less mass?”
The ground under your feet is literally moving. The continents are drifting apart near an average rate of one inch per year.
The kingfisher bird has to dive after fish rapidly without busting its beak. Japanese scientists looked into the physics of this, and redesigned the noses of their bullet trains.
How special the Earth is has become ever more apparent, in ways that allow life to flourish, but more than that.
The basic thesis of TPP is that the best places for intelligent observers are also the best places for observing.