The braking technique, 30 to 10kts, is an airbus recommended technique and works very well
Maybe for the individual craft. Such "techniques" have been found to be the major reason leading to unnecessary road traffic jams.
I hate to taxi behind such a technician, just imagine a few busses in line doing this stunt each one at its preferred moment.
" ... catering: please have supplementary sick-bags for uplift at our destination ... "