So true. Every time I have to look up how to write a bash for loop. Where does the semicolon go? Where is the newline? Is it terminated with done? Or with end? The worst part with bash is that when you do it wrong, most of the time there is no error but something completely wrong happens.
As far as I understand it the funds were previously part of the so-called Digital Europe programme which includes funding for a wide range of sectors in the tech industry. The €27 million for free software projects are not included in the latest proposal for renewal. I don't know why that decision was made. If the money was diverted, then probably towards investments into semiconductor fabs or some AI stuff.
No, you absolutely don't need to care at all about the memory management when using Linux. This rabbit hole is really only relevant when you want to work on the Linux kernel or do some really low-level programming.
I would say the most obscure thing that is useful to know for running Linux is drive partitioning, but modern installers give you a lot of handrails in this process.
A major political agenda of Vim is to support children in Uganda. A message about that is displayed whenever you open Vim's start page. Bram Moolenaar insisted on users donating to the ICCF charity instead of to him, making Vim a very political editor in my view.
Case in point.