Apple will wring out $18 billion by upselling built-in storage to iPhone, iPad, and Mac users

Paul Kunert for The Register:Apple is on course to make $18bn in sales in its current financial year by upselling customers to higher NAND configurations on iPhones, iPads and Macs.
According to estimates from Bernstein, a respected Wall Street analyst, Apple enjoys hefty double-digit gross margins on extra GB options of between 75 and 94 per cent.
“The NAND gravy train is running,” said Toni Sacconaghi, senior technology research analyst. “It has been Apple’s longstandin