In another talk at Black Hat, researchers Don Bailey and Nick Depetrillo showed how they were able to take bits and pieces of mobile information (such as the IMSI), Caller Display Name (CNAM) and the Home Location Register (HLR) to put together a mobile White Pages that would allow them to stalk someone.

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And if you're into Bluetooth, the Address Book application can use the wireless technology to display the caller-ID information from a Bluetooth-ready wireless phone, provided you also have a Bluetooth device attached to your computer.

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Nevertheless, for those who aren't out to garner new friends with their wrist attire, the revamped W700 does smooth a few of the awkward lines found in the original rendition, and aside from syncing with your Bluetooth handset, it offers up on-screen caller ID, an OLED display, a vibration feature to alert you of an incoming call, lockable contact list, and a privacy feature to set your outgoing information to unavailable.

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It also has a clever little display screen on the top of the unit for displaying caller ID information, the time of day, battery status and message alerts.

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Although Bell's model chintzed out on the Caller ID, the 9620 allows your CID-enabled handsets to display Skype names as well as dial SkypeOut numbers directly from the phonebook or keypad.

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Canada's Rogers Wireless has made the lives of prank callers and shy or paranoid individuals a bit harder (and the rest of ours a bit more convenient) with the launch of Name Display, a new service that'll show a caller's name even if it's not stored in the phone's memory.

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