From forests, from swamps, from deep underground, ---- Wood instruments from the forests, reed instruments from the swamps, brass instruments (and metal guitar strings) from mines. Served well as a misdirection, but apparently cantab wasn't fooled I can make your emotions go swinging around.---- self explanatory Many enjoy me, and others employ me, ---- Most people enjoy music, ad agencies use it to sell, movies/TV use it to set mood There's always a new form to be found. ----- Classical, R&B, jazz, rock, rap, hip-hop.... what's the next new hot sound? I can be made in the moment, or follow a plan; ----- Improvising and jamming, or played from a music sheet The best is laid out in code. ----- The best jam sessions end up written down as a musical score By one can be poignant, by many is grand, ----- Solos can be tear-jerkers, while a full orchestra is quite the rich, grand experience I exist in many a mode.---- Live, recorded on wax cylinders, phonograph, tape, CD What am I?