Yet his equation specifies speed of light squared. Why not just speed of light or speed of light cubed? Have yet to hear an explanation in laymen’s terms of the speed of light squared part.
And yes, converting mass to energy is obviously very dangerous as the residents of Hiroshima and Nagasaki found out.
“Have yet to hear an explanation in laymen’s terms of the speed of light squared part.”
There is no layman’s explanation.