One of Dr Mahathir Mohamad's often repeated diagnoses is that the Malays suffer from amnesiac spells. But this is now used to describe his recent actions, which have been labelled as treacherous to Umno.

Even Prime Minister Najib Abdul Razak chose to recall the phrase "Melayu Mudah Lupa" in launching a salvo against his former mentor-turned-nemesis.

However, in his latest blog posting, Mahathir appears to have revised his diagnosis and suggested that the ailment is confined to those in Umno.