I'm pretty sure we didn't upgrade to 1.16.4 here's imgur link if not upload correctly https://imgur.com/a/ZBEjlTO
We did not, but I believe PMC monitors the protocol versions. According to the protocol (https://wiki.vg/Protocol) trickery that is ViaVersion, we are 1.16.4. We're actually still 1.15.2
It's to attract new players If people can connect on the latest version then why not advertise you can