Well the new icon came out for Episode 25: SWFLATTH, and it's awesome! Take a look:
The new colors are awesome, and it kinda looks like lava......... (who knows :p)
Also, Dave's new Touch Arcade post is coming out later tonight, so I'll edit this post when it does with the link for his full story (spoilers included!).
Edit: Here's Dave's state of the island: Click Here!