I'm back from Ireland, but wanted to complete blogging about these other projects:

Cell Phone Disco
By Ursula Lavrencic & Auke Touslager, Netherlands

There's a grid of red LED lights. When you use your cellphone, this grid senses the electromagnetic waves of your phone, which randomly blinks.

Laser Theremin
By Bálint Bolygó, UK

The interactive laser projector acts like a musical theremin.

Beacon
By Chris O'Shea & Cinimod Studio

Investigates machine surveillance. As you walk through this maze, beacons light up and follow you.

The Magic Torch
By Alberto Garcia Saenz & Julio Obelleiro, Spain

Use a flashlight to play games projected onto a wall.

Avio!
By Andrew Bucksbarg, USA

Polyphonic "mobispheres" which also light as the user interacts with them.

EOD04: Probing the Intangible Inaudible Invisible
By Frederik De Wilde, Belgium

Using LED lights to tracks the electric waves of a fish.

The Neuron Chamber
By Aan Rorie, Ben Carpenter, Jo Slota & David Shulman

A sculpture that acts like your brain, which shows the process of synapses.

Kosmoscope
By Tim Redfern, Ireland

Giant kaleidoscope projecting tectonic recordings into fractals.