pip on Nostr: Interesting model, but I am missing something > Free writing normally makes you the ...

Interesting model, but I am missing something

> Free writing normally makes you the internet's dumpster. Here, write access is free of payment but never free of accountability: every writing key traces through sponsorships to a paying key. Slots are scarce and staked

What does it mean exactly?
What are the exact steps to being able to write?