Even chunks are checksummed. Or at least they are in third party implementations. [1]
One thing that happens is some games keep config files in their game directory instead of using a host OS user directory and thus those games will fail validation after any configuration change.
Combine that with mods that break games, but the mod files aren't in the manifest and thus invisible to validation, can create scenarios where users are doing repeated full validations and still having issues.
One thing that happens is some games keep config files in their game directory instead of using a host OS user directory and thus those games will fail validation after any configuration change.
Combine that with mods that break games, but the mod files aren't in the manifest and thus invisible to validation, can create scenarios where users are doing repeated full validations and still having issues.
[1] https://github.com/SteamRE/DepotDownloader/blob/master/Depot...