I’m concerned about the centralisation aspect of this (quick reading, could be wrong) which makes it harder for innovation to happen in the search industry.
Eg, would Ahrefs or Semrush qualify to join the party?
Having to have existing market share as a search engine is going to really limit the number of participants.
I've had staggering success with just ending emails to people, including businesses.
That said, I can't find any contact information on the IndexNow website.
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