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A comment on Low-cost Solution to Clearing Afghan Landmines. Parent comment

Re:Low-cost Solution to Clearing Afghan Landmines by capsicum on Tuesday November 20, 2012 @04:06AM (#4808302)
but because of the low cost we can create a lot of these and let them run over a long period of time.
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Re:Low-cost Solution to Clearing Afghan Landmines by lostlogin on Tuesday November 20, 2012 @08:44AM (#4808934)
Surely the trip to collect the thing after it passes out the minefield is an issue, it could take days to retrieve.
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Re:Low-cost Solution to Clearing Afghan Landmines by pbhjpbhj on Tuesday November 20, 2012 @10:59PM (#4812691)
Piece of string on a reel?
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