Over the course of its eight-week run, around 3,000 people are expected to attend Gamers8, a video game museum, educational programme and eSports tournament all rolled into one event being held in the Saudi capital, Riyadh. The oil-rich Gulf kingdom takes gaming seriously and with a Call of Duty playing Crown Prince, as well as a $38 billion video games investment strategy, it's hoping to generate a wave of homegrown developers.