Do you use it just because it says it's an alpha version? Code can be good with a 0.01 version number too. Or do you only use code that had its betas, alphas and several releases before you trust it?
On a completely different and not at all Perl related notice,
userdel and
deluser (they're different) are fine unix programs.
2;0 juerd@ouranos:~$ perl -e'undef christmas'
Segmentation fault
2;139 juerd@ouranos:~$