Last week it was airports being added by Boingo. This week they've added ferries and ferry terminals in Washington State.
As PhoneBoy points out, the costs have been lowered and subscribers immediately gain access to the entire Boingo network around the globe.
The official announcement is here while the maven of all things WiFi, Glenn Fleishman weighs in on WiFi Net News, Jason Harris of Techcraver adds his thoughts, Seattle area's John Cook's Venture Blog dubbed TechFlash (complete with local users comments), as well as the Seattle Post-Intelligencer's Readers' Blogs
From a VoIP perspective grab an Apple iPhone or a Nokia N or E series device with WiFi, add in one part Boingo Mobile and another part Truphone or Gizmo Projects' Gizmo5 and start making phone calls.