He / she / it , probably doesn't know there is a difference between systems . I, for one wouldn't be sitting on a 700bar bomb. . Anyway, I hope HHO is educating his/her/its grandchildren on the possibilities later in time, but I am definite that none of us will see it. I see the ACT government are looking at hydrogen hybrids...... imagine telling the driver to go for a trip to Sydney and fill er up now, because there is two, yes TWO facilities there where they could get filled. Bit different to myself, I can plug in to the outlet in my garage to charge overnight, or simply take the charge lead with me and charge ANYWHERE in Australia. . see ya at the solar farm .