We're pretty sure Arri doesn't need any help from us to sell their popular Alexa cameras, but we found this clip from an Arri-staged event at IBC 2012 that features Roger Deakins, the award-winning Chief Cinematographer on Skyfall.
Can you make a feature film with an iPhone? Well, "yes" is the answer if you don't mind a slightly fuzzy-looking picture on a big screen, and if you sit far enough away, but you can certainly get a cinematic "look" if you use cinema-type techniques when you make your film, and some software to give your work its finishing touches.
Cheaper, cinematic cameras come with a cost - they tend to have Rolling Shutters, which means that rapid movement can be skewed. In the next few months, you'll be able to buy cameras with Global Shutters at all price points. This can't come soon enough, according to Phil Rhodes