I'd sooner do without the integrated camera as it excludes employees of secure facilities from carrying this phone into work.
The good news owlhollow, is that the i550 has an SDIO slot, unlike the i500 that preceeds it. So, it may be possible for Bluetooth expansion in the future. Although a card already exists, my understanding is that there are no Palm 5.x drivers...
If you can live without the Palm OS, the i600 also has an SDIO slot which should...