Also not convinced that it is true. While I had prior programming experience from C64 times, I still remember being stuck in vim in my early days, having to ask

Also not convinced that it is true. While I had prior programming experience from C64 times, I still remember being stuck in vim in my early days, having to ask my neighbor how to exit to the shell again... And CS should be more abstract anyway. Coding assembly for the C64 didn't teach me anything about O-Notation. It is a little head start to already know programming, but CS shouldn't be about programming most of the time anyway.