Sorting or Expirations Needed
This is a great tool, people that never document anything can be embarrased into using it.
My only warning would be that you need a periodic house-cleaning; it would be wonderful if you could sort by date or better yet force updates. When you have thousands of answers, it is time-consuming to find the right one.
Perl has evolved
The xlm2mysql.pl script receives "Use of uninitialized value in ..." errors when used with current Perl revs (mine is 5.8.4).