Things to learn

How to use a multimeter

Nand to Tetris

Build a computer from first principles: nand2tetris.org

Git fundamentals

Cherry-picking, rebase, resolving merge conflicts without a GUI, bisect

Languages to be comfortable in

Go, Rust, Python, C (with projects), HTML, Lua, iOS, PHP, SQL, Kotlin (Android), Bash; UI/UX: CSS, Tailwind, modern design theory

Hacking

Common web attacks (OWASP Top 10)

Be able to execute and defend against them: SQL injection, XSS, CSRF

Audio programming

Error correction

Lockpicking

Butterfly knife tricks

PyTorch

Electricity

https://www.youtube.com/watch?v=mc979OhitAg https://www.youtube.com/watch?v=bsdt310LESw

SHA and sponge constructions

Computerphile: https://www.youtube.com/watch?v=fzlflyw7X2I

World history

WW2 (Maarten van Rossum: https://www.youtube.com/watch?v=-5j4GY48r6E), history of cutlery and everyday objects, Gouda, the Netherlands, Europe, USA

Logic

Networking

TCP/IP, routing, firewalls, protocols

Filesystems

ext4, NTFS, APFS, ZFS

Virtualisation

KVM/QEMU, containers, namespaces, cgroups

Concurrency

CUDA

https://docs.nvidia.com/cuda/cuda-programming-guide/index.html

WebGPU

Memory models

Heap vs. stack, references vs. values