/// <summary>
/// Build an Instrument String for each Note in a Tuning.
/// InstrumentStrings must be reversed because Fretboard must be viewed "upside-down" to adhere to view from player's perspective.
/// </summary>
private void PopulateFretboard()
{
foreach (Note note in Tuning.ReturnNotes())
{
InstrumentStrings.Add(new InstrumentString(note, FretCount));
}
InstrumentStrings.Reverse();
}