[greenyoda]

Yes, lots of people spam HN with links promoting various off-topic sites (gambling, escort services, sports videos, etc.).

These usually get killed very quickly, and the users/sites end up getting banned by the moderators.

[newsapp-io]

Yes, exactly and HN should take few more steps against it.

[greenyoda]

What additional steps would you suggest?

[bausshf]

To send rotten fruits by mail to their business address.

[Petrakis]

There are also services that ship poop from the animal of your choice (from their catalog)

He was probably refering to automatize the removal, with crawlers or so.