Do nothing. As long as it seems like a suitable answer we leave it alone.
This said, if the post is spammy, not related, or similar then we address it. Otherwise, we leave the questions be - no need to touch something that's not really 'broken'.
It does occasionally matter though... Even if it doesn't in this case.
The people initially involved in the question might not know or appreciate the finer details of what's going on. Networking stacks and application firewalls are slowly changing, and I won't be surprised when systemd takes over from iptables/ufw then grub, and bash, ad infinitum. The tools ...