Yeah, we lost a lot of nerds with the higher status of Computer Science, or rather we got a lot of non nerds/geeks into the mix.
Every year as the criteria went up at the University, I saw less of the type that had always been there.
Regular sugar isn’t bad for you in and of itself, it’s just extra calories as you say. Consuming it in large quantities can be bad though, in the sense that you can become obese with all the health risks that involves.
Ironically, this kind of mindset just makes the demographic freight train of population collapse even worse. The best thing you can do for society rn is to keep making babies, so that the population doesn’t collapse faster than we can handle