After the break, you can see [Chris]’s hot glue gun RepRap printing a 10cm cube. It’s not fast, but the quality is exceptional, especially considering he made it out of a hot glue gun.
When is a hot glue stick not a hot glue stick? When it’s PLA, of course! A glue gun that dispenses ... two dissimilar things while in the right mindset, and realizing they can be mashed together.