I'm currently in a Master program (data science: maths, maths, maths and maths, oh and maths). I'm almost 50 years old. I was very happy to read that article because it doesn't mention a little detail : age. The sort of effort the author has done is really something he should be proud of, but at 29 your brain is still quite up to to the task. At almost 50 (+kids, +family to keep care of (even if family is incredibly…
I note the older students (40+/50+-year-olds, with families, etc) getting their work in way ahead of schedule whilst actively participating in discourse, moreso (dare I say) than the significantly younger ones in our cohort.