A YouTuber dissected an iPhone Duo and thinks he found the cause of crackgate

The repair company iFixit released its repairability rating for Apple’s very first foldable iPhone. It comes as users report a wave of cracked-screen issues.

Social media and the iPhone Duo subreddit are filled with reports of Apple's foldable failing quickly and in spectacular fashion. Some users report having the phone for only a few hours before the hinge seems to catch on something, then audibly crack and break the screen.…