I Sed, she sed

[Mark]

http://www.ouroboros.me.uk/misc/for-goose.sh

Converts:

abcdefghijklmn<<o>>pqrstuvwxyz
abcdefghijklmnopqrstuvwxyz
abcdefg<h>ijklmnopqrstuvwxyz
abcdefghijkl<<m>>nopqr<<s>>tuvwxyz
abcdef<g>hijklmnopqrs<<t>>uvwxyz
abcdefghijklmno<<p>>qrstuvwxyz
abcdefgh<<ijklmno>pqrst>>uvwxyz
abcdefgh<<ijklmno<pqrst>>uvwxyz
abcdefgh<<ijklmno<>pqrst>>uvwxyz
abcdefg<<<<hijkl>>mno>>pqrstuvwxyz

To:

o
m
s
t
p
ijklmno>pqrst
ijklmno<pqrst
ijklmno<>pqrst
hijkl

I think (hope) that's everything.