Mitchell Clark, The Verge:

The Apple Watch’s ability to act as a camera remote for your phone got a mention in its announcement keynote, so it’s been around a while, but I’ve only ever used it once or twice to take group pictures. Twitter user @PeterSciretta, however, has pointed out that you can also use it as a vlogging aid.

Here’s a tweet video showing this remote viewfinder in action:

https://twitter.com/strawberrywell/status/1346618135604908032