at least the first 4 speakers are also on #nostr (and Jack posts much more here) - why aren't their npubs also being shown?

nostr:nevent1qqsguhf3ssdddyczlcefw6hwmvzv4ge6n0lrwyxd9j7f9dnxvtun4tcppemhxue69uhkummn9ekx7mp0qgs0aadlfdcxepw3t0ntc3yp930ayx8r02swv3fx6e68k3l9qln4yfgrqsqqqqqpkrgv5e