That link says in black and white that landing overweight with a failing engine or electronics is less desirable than landing below maximum weight, but to take into account time it takes to dump fuel, to not delay the landing of a failing engine in order to dump more fuel. However the pilot should make the call in…

Yes, but the pilot was doing an emergency landing with a troubled engine. So fire was a risk. Are you saying its perfectly safe to land a plane with one less engine, while at the maximum listed weight for all engines working?