What I saw on the web on 2022.10.15

1. Category Theory for Scientists
   by D.I. Spivak
   https://math.mit.edu/~dspivak/CT4S.pdf
   looks interesting!
   via reddit
   
   
2. Claviola
   by Rory Hoffman
   https://www.youtube.com/watch?v=js6HCpgGKfM
   i feel like i've encountered these before, but Rory's got some interesting extended techniques
   via reddit
   
   
3. The COVID emergency may be over — but when will the pandemic end?
   by Adam Miller
   https://www.cbc.ca/news/health/covid19-pandemic-emergency-over-omicron-1.6616471
   not soon, i suspect....
   via rss
   
   
4. David Tennant and Michael Sheen being adorable friends for 7 mins
   by ineffable husbands
   https://www.youtube.com/watch?v=b6voAegxY6U
   they really are awfully cute together
   via googlery after wil
   
   
5. Seven Nation Army
   by The White Stripes, covered by Skald
   https://www.youtube.com/watch?v=vAV4Rf2yiIE
   an interesting take on it!
   via FB
   
   
6. The Veluwemeer Aqueduct: Netherland's Unique Water Bridge
   by Christopher McFadden
   https://interestingengineering.com/culture/the-netherlands-unique-water-bridge
   why build a bridge for cars when you can build a bridge for boats?
   via some twitter account