I’m a fan of TrueCrypt on Windows (still using encrypted HFS on Mac).
Anyways, a new version, 4.3, is out, with many new features. From their website:
We are pleased to announce that TrueCrypt 4.3 has been released. Among the new features is full compatibility with 32-bit and 64-bit Windows Vista, support for devices and file systems that use a sector size other than 512 bytes (such as new hard drives, USB flash drives, DVD-RAM, MP3 players, etc.), auto-dismount when a host device (e.g., a USB flash drive) is inadvertently removed, and many more. In addition to new features, there are many significant improvements. Some portions of the TrueCrypt device driver have been completely redesigned and several bugs have been fixed. For a comprehensive list of changes, please see http://www.truecrypt.org/docs/?s=version-history

So, I
This is an obvious evolution, but it looks pretty nifty. Bascially its a wireless router that can interface to your EVDO data capable cell phone. What this means is that you can share your EVDO connection with those less fortunate non-EVDO-capable friends by serving up an access point that routes out your cell phone data service. Now, you could do this by hacking together a machine to talk both and run 






















