It is said that one of the hallmarks of a crackpot is that he invariably compares himself to Galileo. I suppose the Wright brothers could be added to the list. Of course, the Wrights, unlike Galileo, were more modest in their claims than their achievements justified.
when You burn the HHO you get better combustion and it is cleaner. the engine runs better. the exhaust smells different. I don’t think you get more power as you imply