nostr:nprofile1qy2hwumn8ghj7un9d3shjtnyd968gmewwp6kyqpqe083cv84vrm8m7gk8rk8l620whhzxuaqc4d8ca65ewsc2sy29k5qpar4pw If I understand correctly how this works: There is a small always-on low-power core that is recording everything to a small buffer and doing a small amount of signal processing to see ...