We all migrate to smaller websites try not to post outside drawing attention just to hide from the "Ai" crawlers. The internet seems dead except for the few pockets we each know existed away from the clankers
It's not as simple as "only security through obscurity". You could say the same thing for an encryption key of a certain length. The private key to a public key is still technically just an obscurity, but it's still impractical to actually go through the entire range
IPv6 is big enough where this obscurity becomes impractical to sweep. But of course, as you said, there may be other methods of finding your address