Going from a slaver
to a merely a thief
(while still wrong) would be a ethically upwards move.
A pirate is not a 'mere' thief. Whilst some, historically, did have codes of conduct, many did not so much 'steal' stuff as 'brutally murder the owners, then
And, of course, many pirates trafficked slaves as well...
So, I see your
, and raise you a