Microsoft Office 2010 [exclusive] Official

By 2010, users had largely acclimated to the Ribbon interface. Microsoft doubled down by making it the standard across all applications, including Outlook and Publisher (which had lagged behind). More importantly, Office 2010 introduced the ability to —users could now create their own tabs and groups, or modify existing ones. This flexibility silenced many critics.

A small but beloved feature: when you copied content and hovered over paste options (Keep Source Formatting, Merge Formatting, or Keep Text Only), the document would instantly show a live preview of how that paste would look. This eliminated guesswork and saved countless undo commands. microsoft office 2010