Originally Posted by NJBlackBerry
RIM had a SIP/WiFi only BlackBerry years ago. The model 7270. No one wanted it.
Not totally true. I have two of the 7270. They would have been more popular if AT&T had not put their foot down.
The concept behind the 7270 was to perfect a SIP client and then port it into future BBs. AT&T walked in and said "guess what?" No one had to ask!