In anticipation of the upcoming Ouroboros Genesis release (scheduled to be deployed this summer), RABIT relays are all running in Peer-to-Peer (P2P) mode.
P2P networking is a key contributor to the long-term decentralization, security, and resilience of blockchains, enabling P2P communication, data synchronization, and consensus among participants.
Read more about P2P here: https://iohk.io/en/blog/posts/2024/03/14/approaching-full-p2p-node-operations/