The MobileMe service has recently been updated with many fixes and improvements according to an Apple Support Document
Sync
- Contacts, calendars, and bookmarks on a Mac sync automatically within a minute of the change being made on the computer, another device, or the web at www.me.com; Mac OS X 10.5.6 is required
- Resolved an issue that could cause some contacts to temporarily disappear on iPhone or iPod touch when syncing with MobileMe over an intermittent network connection; iPhone Software 2.2 is required to take full advantage of this
- Reduces inconsistent data alerts when syncing contacts and calendars between a computer (Mac or PC) and the MobileMe cloud
Mail
- Improves reliability of new email notifications on an iPhone/iPod touch
- Messages just deleted on iPhone, iPod touch, or a desktop mail application now update more quickly on webmail
- Improves startup time for webmail when message preview is enabled
- Addresses an issue that could cause inconsistency between the time stamp for messages in MobileMe Mail and the account’s time zone setting
Calendar
- Resolves an issue that caused some recurring events to have an incorrect number of recurrences
- Resolves an issue that caused certain events to reflect incorrect international time zone or Daylight Saving Time settings
Login
- The login page no longer removes your member name if you mistype your password
- Tabbing between login fields is now supported
Account
- Resolves an issue that prevented some members from purchasing a Family Pack upgrade
Sync
- Contacts, calendars, and bookmarks on a Mac sync automatically within a minute of the change being made on the computer, another device, or the web at www.me.com; Mac OS X 10.5.6 is required
- Resolved an issue that could cause some contacts to temporarily disappear on iPhone or iPod touch when syncing with MobileMe over an intermittent network connection; iPhone Software 2.2 is required to take full advantage of this
- Reduces inconsistent data alerts when syncing contacts and calendars between a computer (Mac or PC) and the MobileMe cloud
- Improves reliability of new email notifications on an iPhone/iPod touch
- Messages just deleted on iPhone, iPod touch, or a desktop mail application now update more quickly on webmail
- Improves startup time for webmail when message preview is enabled
- Addresses an issue that could cause inconsistency between the time stamp for messages in MobileMe Mail and the account’s time zone setting
Calendar
- Resolves an issue that caused some recurring events to have an incorrect number of recurrences
- Resolves an issue that caused certain events to reflect incorrect international time zone or Daylight Saving Time settings
Login
- The login page no longer removes your member name if you mistype your password
- Tabbing between login fields is now supported
Account
- Resolves an issue that prevented some members from purchasing a Family Pack upgrade