"Over half a thousand US Dollars worth of equipment... The second largest semiconductor currently in production... 260THOUSAND times the magnetic field strength of Earth... 22.7 MILLION Watts of electricity... Enough energy to kill a person 250 times over... Enough power during a single discharge to supply a large city... A 20 kilogram + device...Several days worth of work... The ability to smash an aluminium can with no physical contact, and to do it so fast and heat it so much in the process that it sounds as though the can is exploding as the drink inside it boils off... Why?