The likelihood of the Palm Treo Pro getting an official Windows Mobile 6.5 upgrade is pretty close to a snowballâ€™s chance in hell. The likelihood of an unofficial upgrade XDA-Dev style has until recently also been the same, as Palm has locked up the boot loader of the device pretty tight.
That tyranny has finally come to an end, with PPCGeeks cmonex and CFay finally getting the latest Windows Mobile 6.5.1 ROMs up and running on the 320×320 screen.
The software is currently only available for the CDMA Treo Pro, hopefully a GSM version wont be far behind.
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