1.Technical challenges: Battery life, computing power, display technology (such as field of view and brightness), and wearing comfort still require improvement.
2. Privacy and Ethics: The persistent recording and facial recognition capabilities from a first-person perspective have raised widespread concerns about personal privacy and data security.
3.Ecosystem and Content: A robust application development ecosystem and rich content are essential to attract users.
4.Social Acceptance: Wearing and interacting with the device in public settings still requires overcoming sociocultural and psychological barriers.