Even though they are the "unofficial" podcast, they have been mentioned numerous times through various funimation outlets and surveys as one of the biggest sources of One Piece news in North America.
The fact that this countdown is being tweeted out by Funimation itself and shown on their other medial outlets is proof of the official relationship between Funimation and the podcast.
What does this mean? I think it means to get your checking accounts in order because it will be time to spend some money.