While Apple is widely regarded for successful products such as the iPhone, Apple Watch, iPad, and others, one Apple considered a failure is the Apple Newton, the first of what was then called a Personal Data Assistant $($PDA$).$ The Newt discontinued after Palm introduced its line of smaller, more user$-$friendly PDAs While the Apple Newton was technica superior to the Palm products, people wanted PDAs with connectivity to other computers, a more user$-$friendly experi a more reasonable price. The failure of the Apple Newton highlights which of the following?