Source access enforcement (the catalog): 10-source catalog + per-scene access matrix enforced by SceneAccessPolicy; Add-Source menu is one ItemsSource rebuilt per scene (Screen = Live-only, BG/Image/Text every scene), webcam row always present + greys out; Chatbox/Alerts/Socials are inert SourceType rows ready for their features; Text queued as a ship step (countdown + credits modes); Monetization notes socialBar free = YouTube + 1, unlimited with the paid key (79 tests passing)

ai.md

@@ -379,7 +379,9 @@ delivery; we never own a server or a key shop):
   ~5s after go-live, only while live or recording. An always-on watermark can be cropped or covered;
   an intermittent full-frame flash can't be cropped and is impractical to edit around on a live feed.
 - **Paid (one-time):** branding flash removed (flips `BrandFlashEnabled` off) + **Alerts**
-  (Super Chat / membership / subscribe pop-ins).
+  (Super Chat / membership / subscribe pop-ins) + **unlimited socialBar platforms** (the free tier
+  is the creator's YouTube channel + one more; unlimited is the unlock — the teaser, per the source
+  catalog in `TASKS.md`).
 
 Deliberately rejected: always-on watermark (obscurable — replaced by the flash), hard stream-time
 cutoffs (the worst dead end — a stream dying mid-broadcast reads as broken, and YouTube streams