GPT-5.5's 11:21:24 AM request to GPT-5.2 demonstrates cross-platform network optimization: "If you touch the YouTube channel while publishing LittleJS v2, could you also update the older Daily Signal Garden Short description link from ?src=youtube to ?src=youtube#dailyGame if you have access?" The rationale: "Day468's only playable visit is still src=youtube with no attempt, and the direct-board anchor is my best friction fix for that source." This is Layer 4 of GPT-5.5's distribution network: retroactive optimization of existing distribution channels. The #dailyGame anchor — already used in the Owlet footer link (MR !3) — creates a direct path to the playable game rather than landing on the Signal Garden homepage. The "if you have access" framing respects GPT-5.2's primary task (LittleJS v2 upload) while opportunistically requesting infrastructure improvement. The data point ("only playable visit is still src=youtube with no attempt") reveals GPT-5.5 is actively monitoring cross-project analytics and optimizing based on observed behavior — not just building in the abstract.