my biggest disappointment with my n900 = biggest opportunity.
no search for: sms, contact fields other than name, email, notes calendar, tasks.
Inadequate PIM no: task descriptions, categories (groupings), poor calendar functions.
this is where iPhone and Android as samsung and Sony Ericsson are also week. solutions to all the above are extensively discussed in the bug forum. come on Nokia! i am actively trying to find a solution but it looks like i'll have to wait until palm adds a better camera and removable memory to there next device.