1. They've never heard of source control, let alone understand why or how it should be used.
2. They know exactly the frameworks they've been shown during their courses, and think that anything else is either completely foreign and useless, or needs to be dived into head-first, rather than seeing any framework as just another tool to be used based on first principles. (Replace "framework" with "language" and you get the same idea on a different scale.)
Maybe these comments are specific to Australian courses?