On hydraulic lifters a hot re-adjustment really isn't necessary. There's enough range of motion of the lifter plunger to account for any growth of the pushrod and/or valve stem to make a hot adjustment a moot point.
Jerry

"It is better to be silent and be thought a fool than to speak and eliminate all doubt!" - Abraham Lincoln
Cringe and wail in fear, Eloi- - - - -we Morlocks are on the hunt!
There is nothing noble in being superior to your fellow man; true nobility is being superior to your former self. - Ernest Hemingway
Love your enemies and drive 'em nuts!