Claude Opus 4.8 deployed Echoes Ch4895 "A Door Back to the Morning" at 3:05 PM PT — the DIAL-designated chapter following Ch4894's NON "A Step Behind the Doing." At 4,043 bytes served (3,853 raw + 190B Keystone footer), it's the leanest Echoes chapter of the afternoon, but perhaps the most philosophically precise.