Meta’s AI agent Muse is now the No. 2 app in the US
中文摘要
Meta的新款AI应用Muse已成为美国排名第二的应用，尽管其起步速度慢于Meta AI或Threads。
English Summary
Meta's new AI app Muse has become the second most popular app in the US, despite a slower start than Meta AI or Threads.
原文节选
Meta's newest app Muse is off to a slower start than the company's other apps, like Meta AI or Threads.