The phrase "tech stuff" refers to things that are related to technology, like computers, gadgets, or electronic devices. It's a broad term used to talk about anything technological or computer-related. Full definition
Especially if they learned a bunch of tech stuff in the early»90s and now it's all different and their hard - earned knowledge is useless. (annerallen.com)
So I knew how to do tech stuff, and expanded into that. (copyblogger.com)
After «more of the same» for the last few years, the high tech stuff that's in the single player game filters through to the online side with ease. (nextgengamingblog.com)