[qroshan]

For every ethical software developer, there are 10 who will work for Cambridge Analytica and there is nothing you can do about it.

It's a fools errand; at most serving the purpose of 'feeling good about yourself' rather than any societal impact

[lordnacho]

There are also doctors who help criminal gangs steal kidneys. That doesn't mean there's no point in bothering to have them all swear an oath in medical school.