https://www.techradar.com/news/google-pay-on-your-wear-os-watch-will-speed-up-if-youre-on-android

Ever find yourself waiting at the checkout for your mobile payment apps to start up? Google Pay is about to get much quicker on your Wear OS watch, which should stop people tutting behind you in the supermarket queue.

Alongside the launch of a new Android P beta release, a new update is coming to the Wear OS app for Android that will change the way Google Pay works.