<b_jonas> le/rn xkcq/"xkcq" is worth 8 more points than "xkcd" in Scrabble, or a whopping 30 more if both are played optimally on a triple word score. Nyahhh.

#!/usr/bin/perl
use Encode; binmode *$_,"encoding(utf8)" for STDIN,STDOUT; local$/; for (split//,<STDIN>) { rand(5)<3 and y/EOeo/\xc4\xc5\xe4\xe5/; print }