But surely somebody wandering around with a dowsing rod is an excellent way of clearing a minefield. As long as there's a steady queue of volunteers.

That's because it's 3 years away. And secondly because these style of articles are always of the form "The X Market will be Y big in Z years." Where Z is either 1,3,5 or 10.

Which is just one more reason why I intend to never travel to the USA ever again. In this life time, anyway.