svoid restoreNextToLastConceptsBackup(S dbID, O... _) {
  bool doIt = boolPar doIt(_);
  File file = conceptsFile(dbID);
  backupFile(file);
  File backup = nextToLast(sortByFileName(conceptBackupFiles(dbID)));
  if (backup == null) ret with print("No usable backup found :(");
  restoreConceptsBackup(dbID, backup, doIt);
}