is it genetic manipulation or better cultivation? or both? kinda irrelevant to the "booga booga be scared" theme. I vaguely recall people bragging about 4% wit

is it genetic manipulation or better cultivation? or both? kinda irrelevant to the "booga booga be scared" theme. I vaguely recall people bragging about 4% with tryptophan infused substrates, back in the day. Fungi breeding makes plants look simple and sane. I have no doubt passionate people are advancing the state of human knowledge in that field. I do doubt their advances will so easily fit into the storylines that plant breeding has made us expect.