Why can't I just get a feed based on zaps?

You will my friend … shortly. > “The GrapeRank Interpreter ingests and normalizes ANY content to user configurable standard ratings, valued from 0-1. It has a pluggable architecture by which developers can add additional protocols for interpreting ANY content from ANY network.”

GitHub

GitHub - Pretty-Good-Freedom-Tech/graperank-nodejs

Contribute to Pretty-Good-Freedom-Tech/graperank-nodejs development by creating an account on GitHub.

Great! All that other stuff seems like a waste of time if we can just use zaps as our vote of confidence. Let the market decide who is credible and who isn't. Don't understand why I need a graph of everyone and their relationships to everyone else.

You will be able to use WoT tools however you wish (like zaps only) to map proof of work (valuable interactions) across the Nostr network.