With Chrome 56, web apps can now communicate with nearby Bluetooth Low Energy devices using the Web Bluetooth API. CSS
position: sticky; is back - making it easy to create elements that scroll normally until sticking to the top of the viewport. And HTML5 by Default is enabled for all users.
Chrome can now add custom poster images to object elements to improve percieved loading performance of plugins such as Flash.
Hardware video support brings efficient decoding to plugins as well as HTML5 video. Flash users should switch from the old style Video to the StageVideo object.