In 2016 Patently Apple posted a report titled "Apple Reinvents the Watch Band with Auto Adjustment+." I consider Apple's previous patent to be a master patents on this theme wherein they cover various scenarios and a ton of detail about a possible future invention. Last Thursday Apple filed a different kind of continuation patent wherein the current patent was rolled into their previous patents filed in 2015 and 2018. Apple's latest patent takes on a different path by placing emphasis on adding a "motion detector"