Nostr can be the ultimate battleground of ideologies. Unless the commie faggots choose to silo themselves off on exclusive relays then their ideas will be open to criticism by anyone else on these public relays.
If your intention is to persuade others to your point of view then you have an incentive to continue posting to public relays. If you silo yourself off into an echo chamber then you lose your reach. nostr:nevent1qqsgmf6q35yhwpydpp32wq8efjvag4teep0kar8rka0fjxk78mjm0zgpz4mhxue69uhhyetvv9ujuerpd46hxtnfduhsygqdqeyqkrrw803ungdxt4lxhssfzgna2kl5calwkcphhfmhdscqaspsgqqqqqqshkpfgd