A number of people wrote to tell me that John Norstad has released NewsWatcher 2.0b3 shortly after TidBITS-233 came out, mentioning 2.0b2. The Internet moves quickly, and something in one issue may be out-of-date by the next (although I'm usually correct as of the day the issue is dated, since I check URLs during editing). You can get NewsWatcher 2.0b3 (and subsequent versions in the same directory) at:
Easily Change Firewall Settings in VirusBarrier X6
If you need different levels of protection on your laptop based on location, you can set up VirusBarrier X6's two-way firewall with multiple configurations. Whenever you change locations, switch easily to the firewall settings you want to use from the Intego menu, located in the menu bar. Make as many configurations as you want: for home, office, when you're on public Wi-Fi, and so on.