Mimi Sheller, Deparment of Sociology, Lancaster University:

Publics are becoming more 'mobile' in two ways: first, there is an increasing tendency to slip between private and public modes of interaction, as a result of the new forms of fluid connectivity enabled by mobile communication technologies; and, second, there are opportunities for new kinds of publics to assemble or gel momentarily (and then just as quickly dissolve) as a result of newly emerging places and arenas for communication.

Full text (PDF)

Via MOSES - Mobile Services

Update:
Christian Lindholms Weblog tells the story.

Moblogging from the Nokia 6600 with Atom API

Pertti Korhonen, Nokia’s new CTO introduced PhotoBlog for Series 60 in his keynote at ETech in San Diego. This application proof-of-concept is supporting the Atom API enabling users to post to leading blog platforms. The application was developed by Futurice, who is developing a Photblog platform.

Via Joi

See also:
Christian Lindholm, Nokia at Etech
Pertti Korhonen, CTO Nokia at Etech
Enabling 'Life Goes Mobile' by anti-mega
Nokia 6600