Hi everyone, just wanted to introduce myself.

My name is Emilio, I’m from Argentina, and I’ve been working in electronics repair for over 25 years, mostly focused on hardware-level diagnostics and board repair. I’m a trained electronics technician, and for the past several years I’ve been specializing in MacBook logic board repairs — things like tracking down shorts, reviving dead boards, and replacing faulty SMCs or PMICs.

My first computer was a 486DX clone running DOS, and ever since then, I’ve been hooked. I started out with basic repairs and gradually moved into...