Elon Musk Finally Announced Sales Of Tesla Phone Model Pi On This Date!br br The industry that desperately requires a shake-up is none other than the phone-making industry. For a while now, the major phone makers have become complacent, settling into releasing similar-looking phones with minor improvements every year. However, things are now different. Elon Musk, a man who has become a household name for his achievements in the electric car industry, is now focusing on the phone-making business.