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"Boring" is the process of excavating a tunnel. Play on words :) https://en.wikipedia.org/wiki/Tunnel_boring_machine https://en.wikipedia.org/wiki/Tunnel_borin
by vm 9y ago
"Boring" is the process of excavating a tunnel. Play on words :)
https://en.wikipedia.org/wiki/Tunnel_boring_machine https://en.wikipedia.org/wiki/Tunnel_boring_machine