A fluid powered electrical power generating system comprising {HEAD ~ a footwear sole} with a heel and {TAIL ~ a toe}, the sole comprising: 
with
A fluid powered electrical power generating system comprising { HEAD ~ a footwear sole } with a heel and { TAIL ~ a toe } , the sole comprising :
OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD REL OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH