There have hardly been 4 generations of aspartame consumers, since quite a few of the 1970s generation are still with us (would it be more or less if they'd had

There have hardly been 4 generations of aspartame consumers, since quite a few of the 1970s generation are still with us (would it be more or less if they'd had no aspartame? I have no idea, do you?) and mass use didn't kick in until later anyway.