According to recent theory, the trend of taking "selfies" is actually linked to mental health conditions, with a focus on an individuals obsession with looks and image. Studies have revealed that the majority of teenagers who are image and body conscious, have a compulsion to repeatedly take and post selfies across social media sites.
Failing that, it has the cash to at least look into making a completely guilt-free iPhone. Every hipster, hippie and hip-anything is as hooked on their Apple products as they are on extremely questionable fashions, facial hair and kale, which is just lettuce pretending to be hip, but don't tell anyone.
The three little words turned into three little dots. Ellipses, brought to us by iPhones. There was a time when we didn't feel like immediacy was required to live as normal human beings. That time has long gone. We have such a desire to be tuned in at every turn, that just seeing those dots, ergo knowing someone is replying, sends our brains into overdrive.