Caribbeancom (a popular Japanese adult site known for "amateur" style content). ID (021014_540):
The term is typically slang within adult content forums (like those found on Discord, Reddit, or specialized boards) used to describe a thorough review or a high-effort "deep dive" into a specific scene or release, often highlighting technical quality or providing specific timestamps and metadata.
: Removing the grain and digital noise common in older web-rips from the mid-2010s.