Apple’s incoming CEO John Ternus steps into the chief executive role in less than two months. He’s got some massive Tim Cook-sized shoes to fill. The outgoing CEO is leaving with Apple stock (Nasdaq: AAPL) currently near an all-time high of over $300 per share and a massive market cap of more than $4.5 trillion, largely driven by its stellar hardware products that are irresistible to consumers. Apple’s once-lauded software, however, has struggled in recent years. Ternus will need to make Apple c