Comment alternate theory: gas powered shoes (Score 1) 554
An alternate theory that seems plausible is that Ginger is related to the 'gas powered shoes' developed by Roman Kunikov, an aeronautical engineer working at a Russian research institute.
They received a fair bit of press in the middle of last year, following an AP report that they would propel the wearer to speeds of up to 25 mph using a mechanism similar to footwear-mounted pogo sticks with internal combustion engines (!).
Some selected articles on this invention can be found at:
http://popularmechanics.com/perl/tw_display.pl?id