Boxwood was a common material for the manufacture of recorders in the eighteenth century, and a large number of mid-to high-end instruments made today are produced from one or other species of boxwood.
12.
Invaders are strictly budget-end instruments and do tend to suffer from the not-unusual weakness of occasionally having poor tuning stability, but these instruments can still be regarded as very useful and playable instruments.
13.
Bolt-on neck construction does not necessarily imply a cheaply made instrument; virtually all traditional Fender designs still use bolt-on necks, including its high-end instruments costing thousands of dollars, and many boutique luthiers such as Sadowsky build bolt-on basses as well as neck-through instruments.