Valve has issued a press release via Steam announcing a major overhaul to the Steam Community, stating that the next three days will be announcements of new features. The new feature unveiled for Day 1 are Game Hubs. Some staff members have speculated that the previously announced Steam Greenlight may be released alongside this major update, and could potentially be re-revealed as more features are shown each new day.
Each and every game on Steam will have a central hub, which will include highest rated screenshots, user created content (Steam Workshop items), along with areas for news and discussion among users. A preview of what game hubs will look like in the new Steam Community can be seen below.
Check back to ValveTime for the next three days to see each update as they are announced! The original press release issued by Valve can be seen here. The update page, featuring a countdown timer and daily rundowns can be viewed here.