/// <inheritdoc/>
 public override Capability Clone() => new DefaultProgram
 {
     UnknownAttributes = UnknownAttributes,
     UnknownElements   = UnknownElements,
     ID              = ID,
     ExplicitOnly    = ExplicitOnly,
     Service         = Service,
     InstallCommands = InstallCommands,
     Descriptions    = { Descriptions.CloneElements() },
     Icons           = { Icons.CloneElements() },
     Verbs           = { Verbs.CloneElements() }
 };