it's well past the considering stage. J2K is used more than people think even if we're not using to spread cat memes across the interwebs. J2K is used in DCPs sent to movie theaters for digital projections. J2K is used as lossless masters for films. the Library of Congress uses it as well. this isn't even attempting to make an exhaustive list of use, but it's not something being looked into. it's being used every day