Pretty sure Facebook was developing Camera for a long time before Zuckerberg pulled a fast one and bought Instagram.
As for the icon... it's a camera in an app button. What's the big deal? Facebook color is that blue. Default OS is white. I don't even have an iPhone and I know this.
As for the icon... it's a camera in an app button. What's the big deal? Facebook color is that blue. Default OS is white. I don't even have an iPhone and I know this.