What exactly are we worried about? My concern is that AUTH isn't any worse than me asking for kind0. I see dozens of REQ that can be associated to my npub nostr:nevent1qvzqqqqqqypzqqm9x092su3hd9rdfe8aafxp5pzpak3cegkem9qhhvmqqm96406cqythwumn8ghj7un9d3shjtnwdaehgu3wvfskuep0qywhwumn8ghj7mn0wd68ytnzd96xxmmfdejhytnnda3kjctv9uqzqftfan2c7lz9jd5sxsdx3779kdjzh8qj98t4yy9fenw0d7h4003jtmncff