I disagree though, as a developer. It might be unnecessary to have an incredibly design focussed thinking (but sites like mint.com prove otherwise), but figurin

I disagree though, as a developer. It might be unnecessary to have an incredibly design focussed thinking (but sites like mint.com prove otherwise), but figuring out how a core feature is supposed to work, and then leaving the details to devs is how I'd have it. Not just say, okay, lets get picture sharing on the site.