optional MIDIButtonProto cue_in = 27;
optional int32 cue_in_bank = 28;
optional MIDILightProto cue_in_enabled = 29; // In practice always true currently.
optional MIDIButtonProto cue_in = 27;
optional int32 cue_in_bank = 28;
optional MIDILightProto cue_in_enabled = 29; // In practice always true currently.