According to Rtings, the ASD is one of the most accurate displays out of the box. I was going to calibrate my pair of ASDs but after reading Rtings reviews, decided to not do it.
The Apple Studio Display is a 27-inch, 5k display. It competes with the LG UltraFine 5k and is one of two monitors from Apple. Meant for personal use, it's a low...
There is certainly no harm in having a regular schedule for calibration. I have a 14 year old 30" ACD in one location and a 10 year old NEC Multisync in another. I calibrate them every 3-4 months just to be sure for critical color printing. Why would a Studio Display be different?