https://www.telegraph.co.uk/news/uknews/law-and-order/12146351/No-one-is-safe-from-prosecutors-terrifying-incompetence-on-sex-crimes.html

Another example of why prosecutors prefer to have less evidence then more in SA cases. If there was no video or material evidence, testimony would be used to convict with nearly full certainty.

Less evidence is more and the prosecution knows the bar of evidence is on the floor.