By default, basic metadata such as the current timecode, video and audio tracks, duration and clip or sequence name is displayed on each corner of a thumbnail. More detailed metadata for each clip or sequence can be viewed directly on the thumbnail clip in the Viewing and Media panels.
Detailed clip information appears in a pop-up until the Alt key is released.
Clip information for multiple clips is also be displayed in a table in the Media panel for more thorough perusal. To view the complete table:
Metadata for each clip is displayed in a table.