$ time grep karl very_huge.file
nose cuke karl

real:  2.127s == user: 1.845s + sys: 0.283s   ## CLOSE ENOUGH!

$ time ./MCE-1.608/bin/mce_grep karl very_huge.file
nose cuke karl

real: 1.061s != user: 2.176s + sys: 1.616s    ## NOT EVEN CLOSE to: 3.792s

$ time ./MCE-1.608/examples/egrep.pl karl very_huge.file
nose cuke karl

real: 0.690s != user: 2.165s + sys: 0.362s    ## NOR IS THIS CLOSE to: 2.527s