If I ever have business dealings in the UK and am in need of a competent litigator, I will certainly keep you in mind.
But I am not a litigator... you do not even want to know what one of those guys are like (too much red meat and testosterone I am told)
However I could, if I were so inclined, most likely purchase the necessary materials to effect YOUR dastardly scheme. I am not rich by any means (certainly not of the level of one employed as a finance lawyer) and I believe that I could purchase the prerequisite 100 mines given a few months.
How? dont tell me your gun laws are so lax you can buy mines can you?
Average educational levels and general public opinion notwithstanding, line dancers are not typically idiots. 
You are right - it takes a lot of brainpower to wear chaps and a stetson, call yourself "Dead Eye Dick" or something similar and dance like a fit
However were I an individual of sufficient means, say a person who could travel to Japan for sporting events at the drop of a hat,
You dont want to know how long I saved for that trip or how deep in debt I am now... us UK lawyers earn about 1/4 of what equivalent lawyers do...
and Borneo is not in Africa, it is in South East Asia and I have got one hell of a deal on that trip
So sir, I put to you that your plan is actually the more likely of the two, and thus the far more dangerous one to be permitted to be uttered.
I disagree, I am solicitor of the supreme court and therefore honest, noble, brave and wise... I would not ruin 100 landmines that way
Somebody get me the number for Interpol please, "Thought police" division preferably.
Someone get the attendents from the local funny farm down here to take you and Baron Munchausen away... dont worry, we will give you stylish straightjackets....