Server: Hi! I’m a server! Who are you?
Smartphone: I’m a browser. I’d like to see this article.
Server: Oh boy! I can help! Let me get it for — … whoa! You’re a smartphone browser?
Smartphone: Yeah.
Server: Cooool! Hey, I’ve got this new mobile version of my site! Check it out!
Server: Isn’t it pretty?
Smartphone: Sure. But this is just your mobile site’s main page. Where’s the article I wanted?
Server: What article?
Smartphone: The one I —
Server: Who are you?
Smartphone: I —
Server: Hi! I’m a server!