ft mutation seems to think it succeeds when it doen't

[aoh]

$ echo 'open the pod bay doords please hal' > foo; radamsa -m ft -p od < foo > bar; diff foo bar
1c1

< open the pod bay doords please hal

open the pod bay doords please hay doords please hal
$ echo 'open the pod bay doords please hal' > foo; radamsa -m ft -p od < foo > bar; diff foo bar
1c1

< open the pod bay doords please hal

open the pod bay doords please hadoords please hal
$ echo 'open the pod bay doords please hal' > foo; radamsa -m ft -p od < foo > bar; diff foo bar
$ echo 'open the pod bay doords please hal' > foo; radamsa -m ft -p od < foo > bar; diff foo bar
1c1

< open the pod bay doords please hal

opelease hal
$ echo 'open the pod bay doords please hal' > foo; radamsa -m ft -p od < foo > bar; diff foo bar
$

[aoh]

$ I="open the pod bay doords please hal" echo "$I" | radamsa -m ft -p od -n 100 | grep "$I" | wc -l
0
$