It seems wrong to mix and match actual accepted standards with things that only Chrome implements which are not standards. Should iOS adopt [feature] because C

It seems wrong to mix and match actual accepted standards with things that only Chrome implements which are not standards. Should iOS adopt [feature] because Chrome has it, or why else is it on the list? What benefits am I missing as a user? As a mainly desktop Firefox user, any time I have a web bug my developer colleagues asks me to try Chrome instead because they only develop and test in Chrome. I would say if we care about standards and an open web we should not cater so much to Chrome's whims and wishes…