Well, that support line has held about 6 times. The idea behind trading is that patterns repeat themselves, until they don't!(and when they don't you have an exit strategy in place). It is also overbought on the daily chart, so seems a low risk area to buy.
They have 232+ million users and counting. If they can find a way (beyond data) to monetise them... At 10X F/HEPS + 10% Trailing normalised DIV. yield - it looks very cheap. There are far less interesting prospects on the market trading substantially dearer - VOD springs to mind.
They have brought in a new management team. Overseas investors are turning to emerging market stocks for yield and growth. AND it loks as if the 50DMA is about to cross the 200DMA to the up (golden cross) At R120 it was well worth a dabble. Longer term - who cares - cell phone companies are all doomed IMO.