<p>The story of a 'rogue unit' operating within the South African Revenue Service (SARS) became entrenched in the public mind following a succession of sensational reports published by the Sunday Times in 2014. The unit, the reports claimed, had carried out a series of illegal spook operations: they had spied on President Jacob Zuma, run a brothel, illegally bought spyware and entered into unlawful tax settlements.<br>In a plot of Machiavellian p...