Riaan Momberg, a manager in the South African travel industry, mistakenly switched on his mobile phone data for just one day while in Sydney last year. His phone company charged him about $ 500. Read the full article by here: Johannesburg, South Africa News Submit and get free press releases here: MyPR Free Press Release. Click HERE to submit your Johannesburg or Gauteng … [Read more...] about Billionaire Kirsh Backs Startup Offering Low-Cost Roaming