If it wasn’t for iMessage, I would have ditched my iPhone for Android years ago, but because the rest of my family (and most of my friends) use iOS devices, I’m locked into Apple’s world. Otherwise, I would be missing out on iMessage-only group chats (I know it’s pathetic, but it’s true).
Source: LifeHacker – You Can Now Send iMessages on Android, as Long as You Have a Mac