As other people already named it, personal interaction is one big factor. Being in a friend group, learning together and trying to achieve things together greatly enhances the chances to complete the studies.

Also this is only possible for lectures and most seminaries. Outside of social science and humanities you usually have some kinds of hands on or lab courses, which of course can’t be done online.

Probably not those people

At least here people less often get shot.

Guess the late 50s or sometime in the 60s. Guess this would be a very good compromise for the quality of life, listening to good music and a good perspective for life in general.

As a German it is seven times easier to piss of a Brazilian