Windows 7: A 2025 perspective (rose-tinted or not)

Short review of Windows 7 with 2025 perspective, including setup and installation, system updates and associated tweaks, security posture with up-to-date browser, standard user and EMET, available programs, look and feel, speed, ergonomics, privacy, comparison to more modern versions of Windows, relevance, nostalgia factor, other observations, and more