Clarify that gzip is always used to compress history files.
@@ -1855,7 +1855,7 @@ backupComplete(InfoBackup *const infoBackup, Manifest *const manifest)
// Copy a compressed version of the manifest to history. If the repo is encrypted then the passphrase to open the manifest
// is required. We can't just do a straight copy since the destination needs to be compressed and that must happen before
- // encryption in order to be efficient.
+ // encryption in order to be efficient. Compression will always be gz for compatibility and since it is always available.
// -------------------------------------------------------------------------------------------------------------------------
StorageRead *manifestRead = storageNewReadP(
storageRepo(), strNewFmt(STORAGE_REPO_BACKUP "/%s/" BACKUP_MANIFEST_FILE, strPtr(backupLabel)));
