On October 7, 2011, two days after the death of Steve Jobs, Apple opened iPhone 4s preorders. The next-gen phone adds Siri to the mix.

(via Cult of Mac - Apple news, rumors, reviews and how-tos)

On October 4, 2011, Apple introduced the world to its intelligent voice assistant. The Siri launch marked the culmination of a long-term goal.

(via Cult of Mac - Apple news, rumors, reviews and how-tos)

On October 1, 2011, the name of the iPhone 4s was revealed online. Apple's own iTunes code triggered the iPhone 4s name leak.

(via Cult of Mac - Apple news, rumors, reviews and how-tos)