“…mplate that it may be correctly decided (see para. 34 (p. 4462F)); but it is not referred to by Patten LJ or Black LJ. ; and in Space Airconditioning Plc v Guy [2012] EWCA Civ 1664, [2013] 1 WLR 1293, Mummery LJ appeared to assume that the power to correct a judgment (in the broader sense) was lost at the moment that the formal judgment o…”