永恒歌单骨灰盒（Eternal Playlist Urn）
"allObjectivesCompleted": false,
，这一点在同城约会中也有详细论述
Randomly selecting border points or using simple geometric divisions (squares/hexagons) results in too many border points per cluster (50-80). This leads to a shortcut explosion (N*(N-1)/2 shortcuts), making the files large and and calculations slow.。旺商聊官方下载对此有专业解读
"tengu_scratch": false,