See https://retropie.org.uk/docs/Scraper/#where-are-my-scraped-media-and-metadata-saved.
Skyscraper cache folder is in $HOME/.skyscraper/cache, this is where downloaded media/artwork is primarily stored and used to generate the gamelists.
Contributions to the project are always appreciated, so if you would like to support us with a donation you can do so here.
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