THEButterFingerBatMan

This isn't a reaction persay, but the 'full week away' period after Nova Prospekt when they get back to City 17 through teleport would be the perfect time to just slide in Lost Coast.

Abrams is actually working on a Half-Life movie as well as a Portal movie.

Darn, I posted in the wrong thread!

I'm very sad that there probably won't be another for a while...

I like this explanation. I think Gordon is not really mute. He's just a vessel for a player. This way you get into a character much more. Actually, Gordon had a phone conversation with Black Mesa according to one of the manuals.