In the Speedgrader, after typing a comment in the comment box, a user should be able to hit the Tab key and then Enter to submit the comment. Instead, the tab indexing of the components below the Comment box are inefficient for quick submission. After typing a comment in the box, hitting Tab will highlight the File Attachment button, and multiple Tab presses are necessary to eventually arrive on Submit.
The user should not be forced to move their hands off the keyboard, to the mouse, in order to hit the Submit button. Rather, the user should be able to type a comment, hit Tab, and then Enter