Siri's popularity has been somewhat of a controversial topic over the last 6 months. Although the digital assistant dropped some jaws when Apple introduced it to the public last fall, a lot of folks have since written the feature off as a novelty.
But according to a recent study from Parks Associates, a consulting firm, Siri is much more popular than you probably would've guessed. Surprisingly, 87% of iPhone 4S owners surveyed use at least one Siri-related feature each month...