Motorola is showcasing their MotoRIZR K6 (see photo, courtesy of Motorola) as a mobile phone that runs "New linux operating system that incorporates kJava." A full summary of features are:

SUMMARY OF FEATURES:
• Enhanced music experience featuring Windows Media Player 11 and Integrated music player that supports multiple audio files: Windows WMAv10 plus Janus DRM, MP3, AAC, AAC+, AAC+ enhanced, AMR NB, WAV, XMF
• USB 2.0 for high speed transfers and data access
• 64 MB on-board user memory¹, plus microSD memory card slot for up to 2GB of music, pictures and other media
• High end finishes including a mirror-like finish, soft-touch feel, glass and metal
• New Linux operating system that incorporates kJava
• 2 megapixel camera with light and landscape viewfinder with video capture and playback, MPEG 4 3GPP, h.263 support
• Airplane mode
• Messaging via MMS, SMS, IM, Email/POP3³
• Mobile Phone Tools support for PC synch of phonebook, contacts, and media
• Talk Time: approximately 180-420 minutes4; Standby Time: approximately 200-400 hours4

If only they can produce an iPhone-like device and run Linux on it, I am sure it will make it difficult for geeks to choose their ultimate device.