Here are some of the screenshots of the touch bar in action
When you press Fn:
Text formatting in Pages
Suggestions for words
You can check out the full album here.
One cool new feature of the Touch Bar is that the Escape button area on the new bar actually extends further along the keyboard than the old Escape button would.
John Gruber has posted a video on his Twitter account in which he shows off this new featured.
In the video below, you can see John pressing the area to the left of the Escape button where there’s no button, but the Escape key is still working.
Apple has probably realized that the people who frequently use the Escape key don’t want to reach for a tiny button at the top of the keyboard. This compensates for that nicely.