The archive team wasn't just downloading for themselves. They were "hoarding" for the public good. The plan was to dump the digital licenses and files onto archival sites, ensuring that even if the official servers died, the data would survive in the wild.
Preservationists use specialized tools and public repositories to ensure this history remains accessible. XBOX_360_XBLA_DLC directory listing - Internet Archive xbla dlc archive
Files for XBOX_360_XBLA Files marked with are not available for download. Internet Archive The archive team wasn't just downloading for themselves
If you simply copy a DLC file from one hard drive to another, the Xbox 360 will reject it because the license doesn’t match. This means that . xbla dlc archive