TouchKeys: polyphonic aftertouch and the CS-80
Why the open web links it
Demonstrates a modern keyboard with polyphonic aftertouch, inspired by the Yamaha CS-80, and its expressive capabilities.
Linked by 3 independent sites, 2 of them widely read in the 2026-10 crawl of the open web, including cifraclub.com.br, steinberg.net, instrumentslab.org.