[adi92]

1) People had fewer distractions earlier

2) Thanks to the Flynn effect, people are growing smarter, so need less time for the same content

3) Thanks to the internet, its a lot easier and faster to learn something than it was earlier (more cliffnotes type resources)

4)People today can probably make much better assessments to what things will actually help them in their professional lives, and what things are random rites of passage i.e. hoops they have to jump through to get their degree