The addon is seen as a text box in status bar.
Enter the search tab expression in the text box.
Press 'enter' after entering the expression.
The next tab with the given expression matching with URL/Title will be selected.
Repeatedly pressing enter again gives the next tab with matching URL/Title.
If there is no such tab, "Search Query Failed" is displayed on the input text box.
Accesskey is Ctrl+Shift +f
The add-on is featured in ComputerBild, Europe's Largest Computer Magazine
It also featured in the Japanese WebZine, Windows Forest