cd - > /dev/null
 
 USAGE_DESCRIPTION='Wrapper around certain borgbackup usages.'
-USAGE_LINES='COMMAND\nCOMMAND PATH'
+USAGE_LINES='COMMAND [ARGUMENT]...'
 
 PATH_BORG_CONF_SECURITY="${PATH_BORG_CONF}/security"
 PATH_BORG_CONF_KEYS="${PATH_BORG_CONF}/keys"
 USAGE_INDICES='backup_keys claim help keys orgpull info'
 
 _check_args_n() {
-    _N_MAX_ARGS="$1"
-    shift 1
-    if [ "$#" -lt "${_N_MAX_ARGS}" ]; then
+    _N_MIN_ARGS="$1"
+    _N_MAX_ARGS="$2"
+    shift 2
+    if [ "$#" -lt "${_N_MIN_ARGS}" ]; then
         error_exit_with_usage "missing arguments ($# instead of ${_N_MAX_ARGS})."
     fi
     shift "${_N_MAX_ARGS}"
 USAGE_ARGS_backup_keys='PATH'
 USAGE_DESC_backup_keys="copy known keys to PATH/, with their repos' server names as filenames"
 CMDFNC_backup_keys() {
-    _check_args_n 1 "$@"
+    _check_args_n 1 1 "$@"
     _PATH_TARGET_DIR=$(realpath "$1")
     if [ -e "${_PATH_TARGET_DIR}" ] && [ ! -d "${_PATH_TARGET_DIR}" ]; then
         error_exit "non-directory at ${_PATH_TARGET_DIR}"
 USAGE_ARGS_claim='PATH'
 USAGE_DESC_claim="register file of PATH as key to repo at \"$(location_from_servername SERVERNAME)\", with SERVERNAME the filename portion of PATH"
 CMDFNC_claim() {
-    _check_args_n 1 "$@"
+    _check_args_n 1 1 "$@"
     _PATH_SOURCE="$1"
     _ensure_no_overwrite_at() {
         if [ -f "$1" ]; then
 
 USAGE_DESC_help='print this help and exit'
 CMDFNC_help() {
-    _check_args_n 0 "$@"
+    _check_args_n 0 0 "$@"
     print_usage
 }
 
 USAGE_ARGS_info='SERVER_NAME [ARCHIVE]'
-USAGE_DESC_info='run "borg info" against repo in server of SERVER_NAME, optionally only against ARCHIVE; if latter not provided, instead list archives of repo'
+USAGE_DESC_info='run "borg info" against repo in server of SERVER_NAME, optionally only against ARCHIVE; if latter not provided, instead list most recent archives of repo'
 CMDFNC_info() {
-    _check_args_n 1 "$@"
+    _check_args_n 1 2 "$@"
     _TARGET_REPO="$(location_from_servername ${1})"
     if [ ! -z "$2" ]; then
         borg info "${_TARGET_REPO}::$2"
         export BORG_PASSPHRASE=
     done
     echo "${_INFO}"
-    borg list "${_TARGET_REPO}"
+    echo "Most recent archives:"
+    borg list "${_TARGET_REPO}" | tail -5
 }
 
 USAGE_DESC_keys='list known repos in ID, key filename, and alleged location'
 CMDFNC_keys() {
-    _check_args_n 0 "$@"
+    _check_args_n 0 0 "$@"
     _exit_ok() {
        echo "(none, since directory ${1})"
        exit 0
 
 USAGE_DESC_orgpull='pull most recent org directory available in repos'
 CMDFNC_orgpull() {
-    _check_args_n 0 "$@"
+    _check_args_n 0 0 "$@"
     _NAME_ARCHIVE=orgdir
 
     # determine server and repo