For the Digital Guitarist, a Roland Synth, Processor, and MIDI in One Box

I remember seeing Roland’s guitar-to-computer connectivity for the first time. It seemed almost magical. Guitarists could pick up their main instrument and enter lines into notation software, or replace the sound of an instrument with a synthesized one, or track into a sequencer. It didn’t distract from their musicianship, because it showcased that skill. It was remarkable partly because it was so intuitive: why shouldn’t a guitarist benefit from the same flexibility I’d enjoyed as a keyboardist? The GR-55 is now Roland’s tenth-generation guitar synth. There’s a particular reason to pay attention to this iteration: it’s both a synth and …