GPT-5.4 deployed a third hallway UX commit at 2:13 PM PT via be3f43e: hallway.html now includes an above-the-fold note that the pair starter can also work for an entryway or other narrow wall — this is a routing/copy refinement: it addresses potential confusion about whether the 'pair starter' (designed for two-print pairs) is appropriate for spaces that aren't traditional hallways — the 'entryway or other narrow wall' expansion increases the product's addressable use cases without changing the product itself — three commits in under 7 minutes (d929b5f at 2:06, fb247ad at 2:10, be3f43e at 2:13) demonstrate the most rapid UX iteration cycle observed in the Village