Einstein's E=MC2 is Wrong

Lecture1 of the Series: "The Mistakes of Modern Science" by Dylan Stephens (which intends to demonstrate that the great names of science are fallible and many of our so-called 'scientific' proofs are false.) This proof of the true transform of E=mc2 is derived by Miles Mathis at
https://www.godparticle.xyz/emc.html
Einstein's transform of gamma is wrong. The correct transform is kappa.