That's an on/off for the side LEDs. If you see tape in the neck pickup while the guitar is in spray, it's usually protecting the wires from the finish. Speaking of finsh, the logo is inlaid and under a coat of finish:

Mike has been in inlay overdrive. Here's the dry-fits of your fingerboard inlays:

Mother of pearl and custom cast red acrylic

Mike picked a cool piece of Tahitian mother of pearl for the disk - it mimics the faint banding on Saturn. This shot is the darkest view, it's a very active piece of shell. The rings are white mother pearl. To get Cassini's division, Mike held his breath and sawed the ring - it's too small the file later.

Hard to tell how cool this looks. Agoya and golden mother of pearl.

White mother of pearl framed with sterling silver.

This was actually still wet in this photo, but mom couldn't resist placing it for the pictures. There's some really neat grain in the Ebony, but it's impossible to see unless you see it in person.

Here's some idea of scale.

Since Mike had just finished these, I found an identifiable scrap of mother of pearl.