Because people are blowing this way out of proportion. Users uploading illegal content is always part of hosting a platform and lawmakers realized this decades ago. Platform hosters legally cannot be held liable for the content of their users unless they have actual knowledge of specific instances of illegal content. This is both in the US (section 230 of the Communications Decency Act) and the EU (chapter II of the Digital Services Act, previously the eCommerce directive)
The best part of the fediverse is that anyone can run their own server. The downside of this is that anyone can easily create hordes of fake accounts, as I will now demonstrate.
Fighting fake accounts is hard and most implementations do not currently have an effective way of filtering out fake accounts. I'm sure that the developers will step in if this becomes a bigger problem. Until then, remember that votes are just a number.
What is “southern Ireland”? Do you mean Ireland?