In an interview with The Wall Street Journal, Apple CEO Tim Cook again reinforced the idea that Apple is working on new categories of products, and will not limit itself to the current device lineup. “There will be new categories. We’re not ready to talk about it, but we’re working on some really great stuff,” Cook said without revealing what kind of product Apple is working on. Apple has not introduced a new product since the iPad in 2010, with some people worrying that the lack of brand new devices will negatively affect the company’s growth in the future. However, Cook tried to reassure customers that Apple is a “growth company” with further significant opportunities to expand the position of