SOUTH African information technology firm Datatec is reviewing the timing of the London listing of its Logical Holdings unit because of global volatility in new economy stocks. Datatec Marketing Director Johnathan Newman said Internet services group Logical would clarify its listing intentions when it presented its interim results on November 7. He reaffirmed that Datatec planned to list Logical either at the end of its current financial year in March or in 12 months. – Reuters