Properly check if other backups exist.

bin/backup.sh

@@ -18,7 +18,7 @@ time="`which time`"
 ## Main ##
 
 # Remove the last backup.
-if [[ -e $file ]]; then
+if [[ -e "$BASENAME"*"$TAG"* ]]; then
 	echo "`date` - Removing existing file."
 	rm -fv "$BASENAME"*"$TAG"*
 fi