That's actually really interesting and just around the corner from me so I'll be dropping in - linkage as it deserves it - The Great iQ User Test | World Usability Day
Its on in Dandelion on Stephens Green on the 13th of November. Very interesting.
iQ Content is running an event for this near Grafton St.
More about it online at worldusabilityday.org/the-great-iq-user-test
Irish Rail? Probably not as they haven't listened to their customers in about... well... ever? Some of the other might though.