The linked pages read as psuedo-science. We’ve had recombinant stuff since the late-70s and 80s. For example, yeast are used for the production of human insuli

The linked pages read as psuedo-science. We’ve had recombinant stuff since the late-70s and 80s. For example, yeast are used for the production of human insulin among many other compounds. Is the scale of production any different?