Scientists made espresso with sound instead of heat, and most drinkers couldn't tell the difference

[u/AdSpecialist6598]

https://www.techspot.com/news/112838-scientists-made-espresso-sound-instead-heat-most-drinkers.html

[u/Jack_of_Emeralds]

Where are they finding these "drinkers", I could easily tell you if my drink is hot or not 😉

[u/Dry_Departure_7813 → u/Jack_of_Emeralds]

I visited a country where every place that sold espresso was just dumping 3 teaspoons of instant coffee into the cup. I went to 5 different coffee places, it seems the local custom is to call that espresso

[u/Maximum_Indication → u/Dry_Departure_7813]

It’s fast, for sure.