Examples: spamming the spammers, trapping the copycats with code designed to fail and so on.
Do you think tit for tat is a good principle in general?
If it's bigger than me, I may seek justice, which is not the same thing. If it's just me, I don't even seek that (usually). It's not worth my time and mental energy.
Not forgiving others can destroy you, without harming them. Be careful about what you do to yourself as you take revenge on others.
no.