Portal lovers may appreciate this homemade portal gun, sold in last year’s Child’s Play charity auction (awesomely detailed post about its construction here):
And here’s an imagining of what an ’80s retro commercial for Portal might have looked like:
Lastly, if you’re really digging the murderous robot/AI thread of the course, someone posted “Blinkyâ„¢” on the forum a few weeks back, and it’s worth a watch:
Blinkyâ„¢ from Ruairi Robinson on Vimeo.