Worcester Line experiment a success, so the T now plans to equip up to 258 of its 410 coaches with WiFi, with at least two cars on every single train WiFi enabled by this spring, T officials said this morning. WiFi cars will have a special logo slapped on them.

Here's a good reason to secure your wireless internet. Hari Balakrishnan and Samuel Madden have been helping themselves to your WiFi to collect traffic data, a lucrative commercial field. They've been doing it for more than a year, rather than pay for internet connectivity like everyone else.

The MBTA is equipping 11 ferry boats with WiFi.

Well, Grove Hall and Dudley Square, at any rate: $9.95 a month for wireless access, in the first phase of Tom Menino's citywide wireless effort.

I'm typing this while waiting for a burrito at DeNo's on Centre Street. Lord only knows why a pizza place offers free WiFi, and yes, I'm a nerdgeek for bringing a laptop to a pizza place (hey, I'm just getting back from a computer conference at the Expo Center), but I don't care: It's molto cool.

David Weinberger is sitting in the Brookline High School auditorium when he discovers why Brookline's municipal wireless system is awful - not only isn't it free, you have to sign up for a monthly plan, which makes it useless for visitors or people who just need to get on for an hour because, oh, they're sitting in the Brookline High School auditorium.

Steve Sherlock posts his experiences direct from the train when he lucks out and gets on one of the cars that actually has it.

... For a free service, occasional access to email will be helpful and beneficial. I won't plan on getting any real work done at this connection strength. ...

Jeff Egnaczyk is on the 7:40 train out of Back Bay. Come in, Jeff, can you hear us?

I only have two bars. I'm thinking the WiFi is in another car. It's kind of slow. I think I'm in Newton right now.

I've had two colleagues report the availability of WiFi on MBTA Commuter Rail trains this week, one on the Greenbush line, one on the Providence line. It seems legitimate enough, has a splash screen & requires one to agree to terms & conditions.

Has anyone else seen this? It's definitely not station-based.

The technology seems to be based on Parvus RiderNet.

An MIT student reports that the free wifi pilot at Boston's historic Faneuil Hall, 'The Cradle of Liberty', uses phrase lists to block public access to many sites on this government-funded network.