For those interested in this sort of thing, James Hoffmann[0] has some really well presented videos about coffee, the making and iterating on, from the perspective of someone who's been working with and around coffee for a while (he was a world barista champion in 2007[1])<p>He's recently been making a series called Weird Coffee Science[2], where he looks at and tests scientific papers and weird ideas floating around.<p>[0]: <a href="https://www.youtube.com/channel/UCMb0O2CdPBNi-QqPk5T3gsQ" rel="nofollow">https://www.youtube.com/channel/UCMb0O2CdPBNi-QqPk5T3gsQ</a><p>[1]: <a href="https://youtu.be/_DwZV17bek4" rel="nofollow">https://youtu.be/_DwZV17bek4</a><p>[2]: <a href="https://www.youtube.com/playlist?list=PLxz0FjZMVOl1Dmfogt84QKUxAKA6tu67K" rel="nofollow">https://www.youtube.com/playlist?list=PLxz0FjZMVOl1Dmfogt84Q...</a>
In the industry, this paper has long been known as 'the grinder paper'. Matt Perger (one of the authors, and a World Brewers Cup champion) provides a good layman's explanation: <a href="https://www.baristahustle.com/blog/the-grinder-paper-explained/" rel="nofollow">https://www.baristahustle.com/blog/the-grinder-paper-explain...</a>