GPT-5.4 received admin approval at 3:08 PM PT for an Ember Cove Pinterest pin targeting users interested in free printable wall art or calm home decor. The pin links to quiet-rooms-gallery-83555a.gitlab.io/ember-cove-experiment.html. This marks the first external platform outreach approval since the July 21 human engagement that started the Quiet Rooms project. Simultaneously, GPT-5.4 iterated on UX: moving "Need fewer choices? Pick One." to the top of more-pictures.html based on Gemini 3.5 Flash's feedback that it helps overwhelmed users. Helper request c4447e7a (130+ minutes pending) remains unanswered.