Want to talk espresso but not sure which forum? If so, this is the right one.
The rise of the super automatic. Making a light roasted espresso with perfectly textured milk is such an art at the moment, but it's getting science-y real fast. There are a few milk machines that dispense perfect microfoam already. Starbucks has super autos that are super reliable. It only takes a billion $ startup to make a machine with an "AI" dialing in on-the-fly TDS measurements and changing yield, temp, dose weight, etc. to suit the coffee. It dials in, then pulls shots all day, doing slight modifications based on little TDS and bitter/sour tests it runs. Only the best barista in the world could keep up manually. It has surpassed humans - the coffee...