Is temperature tolerance really that expensive?

[Anthony]

Originally Posted by Kenneth Latrans

My reading of the GURPS rules is that this is not the case unless the human has a level of DR with Tough Skin; 1d-4 cut or whatever still counts as 1 damage before DR even on a roll of 1, and thus causes an unarmored human who is hit by it to lose 2 HP from injury.

1 unless it's Impaling; you do drop fractions when applying the wounding multiplier for cutting. This rule of course has its own realism issues.