: It usually includes file hashes (MD5/SHA-1) to verify the archive's integrity.

: The post typically explains the "lost" nature of the data and how it was recovered from old hardware.

: In the retro gaming community, "SNC" often stands for the Sega Network Cassette system. Blog posts on sites like SMS Power! or Hidden Palace often share .7z archives containing ROM dumps or BIOS files for these obscure systems [1, 2].