He even refers it as his most terrifying machine yet.
In case you arent sure how much 200W is, a standard laser pointer comes in at 0.005W.
At that wattage, the laser pointer shouldnt do any lasting damage if it flashes across someones eyes momentarily.
200W is 400x higher than the highest danger rating imposed by the FDA.
Having said that, it is incredibly awesome looking.
Word of caution: Dont try this at home.
His forthcoming plans include powerful pulse lasers and explosively-primed ones.
source: www.techworm.net