This idiot clearly didn't get a 1st year engieering understanding of the 1st and 2nd laws of thermodynamics or he wouldn't have written this idiocy.
Joke [not so much]: [Texas A&M] Aggie principle of thermodynamics - there is not free lunch.
Are you engineers morons? This wasn’t an engineering argument but an economic one, saying let the market decide. Wattage and lumens shouldn’t decide, the consumer should. Never seen such a dense comment from a supposedly intelligent poster.