Oh dear ... gone are the days when one would rip in a fistfull of reverse on touchdown and savour the engines' sweet song on the landing roll ...
MFS has queried a comment I made here (and now have deleted) regarding certification aspects of reverse thrust .. as I can't lay my hand on the regulatory derivation, it is best that the comment be removed to avoid confusion. It may be that my memory has placed the requirement in the wrong jurisdiction ...