> The sad truth is that people just can’t digest cellulose. We lack the enzymes. Can we/should we try to add the enzymes? Some time back I recall an adventur

> The sad truth is that people just can’t digest cellulose. We lack the enzymes. Can we/should we try to add the enzymes? Some time back I recall an adventurous citizen scientist that did DIY gene therapy to add back his ability to digest lactose, and I think he even used a bacterial enzyme for reasons I don't recall. I think a bunch of more knowledgeable people called this reckless, but it seemed to work. Could we give ourselves a gene to break down cellulose?