Operating systems, infrastructure, emulation, and technical history.
How Virtualization.framework exposes Apple Silicon's hardware virtualization support directly to Swift applications, without a third-party hypervisor.
How integer scaling, aspect ratio, scanlines, masks, bloom, interlacing, and sampling interact when reproducing CRT-era video on flat panels.
Trace emulator audio crackling through performance, buffer underruns, refresh synchronization, drivers, resampling, and wireless output latency.
Trace an undetected controller from cable and OS enumeration through RetroArch drivers, autoconfiguration, port assignment, and core mapping.
How MAME, DOSBox, libretro, reverse engineering, hardware research, and archival practice turned emulation into a preservation discipline.
Set up RetroAchievements with protected credentials, a supported RetroArch core, recognized RA hashes, Casual or Hardcore rules, and verified sync.
How libretro separates emulator cores from frontends through a stable C API, callbacks, environment negotiation, serialization, and shared services.
Dolphin's 2003 debut proved commercial GameCube software could run under emulation, before open sourcing and expanding into Wii support.
How a modern Windows machine goes from firmware to a running kernel, and where each stage's configuration actually lives.
How discretionary ACLs, mandatory integrity levels, and UAC's token-splitting combine to form Windows' layered access control model.