I’m putting together a list of articles and more information on usability with 3G technology.
[1] 3G Lab finds usability issues with MMS ::: http://www.pmn.co.uk/200211283glab.shtml
[2] 3G Lab reports camera phone usability findings ::: http://www.pmn.co.uk/200209303glab.shtml
[3] A 2001 article by Jakob Nielsen