Why is Elon Musk spending his time on Twitter, not on the mission to Mars?

Then, in fact, there’s his personal private story – the tall, 51-year-old billionaire with 10 youngsters ranging in age from one to 18. His first son died aged simply 10 weeks. Musk, who was born in South Africa, has described dwelling with Asperger’s syndrome, a sort of autism, and acknowledged that his essential purpose in life is to colonise Mars.