Human touch is such an underrated sense! The intuitive, sub-liminal information you get from it is unbelievable.
Edit: this article shows the process of cooking curds:
https://cheesemaking.com/collections/recipes/products/alpine...
See step 4 "Cook curd" and look at the two pictures in the list for the traditional testing method.
I've also been exposed to a lot of training data since I spent 80% of my life in Italy.
It pairs well with gorgonzola cheese and a cream sauce.
But yeah, at this point I can tell when it's ready by stirring too. There's been plenty of moments where I've forgotten to set the timer and then have to guestimate the time left and feel readiness by stirring. Do it often enough and you just know when it's done. I used to taste it til ready when younger, but haven't had to bother in ages.
https://www.foodnetwork.com/fn-dish/news/barilla-spotify-how...
But when I don't, I bite off the end of a piece and look to see if there's a tiny dry center or not.
I don't know if I've ever had an issue cooking Barilla pasta for the amount of time specified on the box, regardless.
[0] https://pbcdn1.podbean.com/imglogo/ep-logo/pbblog1792508/AOG...
[1] https://www.barilla.com/en-au/products/pasta/collezione/casa...