3 ms·
It's always interesting to me how much of a hivemind the internet has and how many coincidences there are. Just last night I dug out my cheapo pulse oximeter an
by leetrout 6y ago
It's always interesting to me how much of a hivemind the internet has and how many coincidences there are. Just last night I dug out my cheapo pulse oximeter and checked everyone in my house to get a baseline.
I then googled how they work and read pretty much the same thing.
- jacquesm 6y agoThis is more a function of how many people read HN than anything else. On a population that large in a crowd of technically inclined people there's bound to be somebody who in the space of 24 hours researched how oximeters work. I read the same article a few months ago.
- leetrout 6y agoTrue