What if... belts gave off a tiny, tiny amount of polution? Not enough to make anything important inside of a factory, but enough to attract biters to belts that stretch on for miles?

Hah, yeah, this gets tricky real fast. Whenever I used "efficiency", I was talking about "the extent to which time, effort or cost is well used for the intended task or purpose, quantitatively determined by the ratio of output to input". "Productivity" is better in the ...

But how an electronic tweak of your machine can make it create resources out of thin air ? :) I have to point out you've got this wrong, and in fact, exploring the logic further also presents the solution to the whole problem. The basic flaw in your thinking is that you're assuming, that the baseli...

Am I the only one who destroys bases by circling around them in a car and holding down the fire button? Works quite nicely at the beginning of the game, before you have access to defenders and poison capsules (those make killing worms incredibly easy).