Piano trio (unspecified) names a flexible chamber format: piano, violin, and cello sharing the melodic and rhythmic load. In New York, the trio has long bridged salon culture, conservatory training, and downtown experimentation, from Beethoven’s structural templates to Shostakovich’s more coded, modernist tension, all absorbed into the city’s listening habits. At Groupmuse NYC, the setup is repurposed for a live rock/pop context, where backbeat and harmony sit inside acoustic blend. The earned observation is simple: this instrumentation makes arrangement choices audible, because every line is exposed.