宇树机器人灵活程度真是火箭式提升，就是脚底板太硬

Group 1 - The core viewpoint of the article highlights the significant improvement in the flexibility of the Yush Robot, which has been described as a "rocket-like" enhancement [2] - The only noted drawback is the hardness of the robot's soles, which may affect its performance [2] Group 2 - The article references a comment by Elon Musk regarding the Yush Robot's testing video, indicating interest from influential figures in the tech industry [2] - The mention of the "Mushroom Digital" and "Weibo Useful Video Contest" suggests a broader engagement with digital platforms and community feedback on technological advancements [2]