<oembed><type>rich</type><version>1.0</version><title>David A. Harding wrote</title><author_name>David A. Harding (npub1sy…46ksu)</author_name><author_url>https://yabu.me/npub1syluunzwwmc70d85d9alzqc2jrc6pdur7xrax2vqpfxas6tljavsa46ksu</author_url><provider_name>njump</provider_name><provider_url>https://yabu.me</provider_url><html>Isn&#39;t that 0.01% error rate over the total number of public keys in the set?  E.g. if I follow 1,000 out of the 1 million publeys on nostr, I&#39;ll get guaranteed updates from my 1k follows plus updates from about 100 random people (1e6 x 0.0001)?</html></oembed>