scrollable tab bar is something that Google has added to the Canary build of Chrome 88
Launch Chrome go to
chrome://flags/#scrollable-tabstrip
From the drop-down menu next to the Scrollable TabStrip option, select Enabled
Restart Chrome and you're ready to go
ability to scroll through tabs means that there is no need for Chrome to shrink them down to favicons when you have a large number open at once, so tabs are easy to navigate, but also that they are easier to identify