XRS - Extensible Radio Specification XRS Technology: Interfacing radio with computers.
At first we thought of it as a simple toy, but it turned out to be a very useful accessory. This plug-in creates a vertical bar with an analog frequency ruler on the right-hand side of your screen.

Drag the pointer to tune to a frequency. Right-click on the ruler to customize preferred ranges, so each time you tune within a defined range, the tuner will show just the exact frequency span you want and let you tune in it smoothly and accurately.

How come we didn't think about this before?