[ahyattdev]

Considering that the current deepest borehole in the world is 12km [1], 20km is a lofty goal.

[1] https://en.wikipedia.org/wiki/Kola_Superdeep_Borehole

[yonixw]

> The deepest reached 12,262 meters (40,230 ft) in 1989

Hopefully those 30 years of technology will be of service