Joe Dante speaks about Explorers
I found this on Youtube and thought I'd post the links to it seeing as no-one else has done so yet. It's a couple of clips of Joe at an IGN screening of the film talking to the audience and discussing Explorers' status as an unfinished project.
Check it out: http://www.youtube.com/watch?v=KgfhkqVS8no&NR=1 and http://www.youtube.com/watch?v=j1vaWfJDq80&feature=related