remove list by line num

why the fuck would anyone want to list a specific line.
makes no sense. search via title/tag like a normal human bean!

sxbm

@@ -68,8 +68,6 @@ bm_list(){
     esac
   done
 
-  expr "$1" : '[0-9]' > /dev/null &&
-    local QUERY_LINE="$1" ||
   while [ -n "$1" ]; do
     case "$1" in
       +*)
@@ -83,16 +81,6 @@ bm_list(){
     esac
   done
 
-  [ -n "$QUERY_LINE" ] &&
-  [ $QUERY_LINE -gt $(wc -l < "$DATA_FILE") ] &&
-    die "$QUERY_LINE doesn't exist. Use 'sxbm ls' to list all bookmark" ||
-    awk -v COL_LINK="$COL_LINK" -v COL_TITLE="$COL_TITLE" \
-      -v COL_LINE_NUM=$COL_LINE_NUM -v QUERY_LINE="$QUERY_LINE" \
-      ' NR == QUERY_LINE { LINK=$1; $1="";
-      gsub(/+\w+/,"");
-      print COL_LINE_NUM NR ") " COL_LINK LINK " " COL_TITLE $0 ; }' \
-      "$DATA_FILE"
-
   # POSIX shell doesn't have arrays.
   # Desperate times calls for desperate measures!
   [ -n "$QUERY_TAG" ] &&