2. The Lumatone - learning isomorphic layouts

After my first meeting with a Jankó piano, I was fully convinced that I wanted to own and play one. But buying an isomorphic piano is almost impossible. There were basically only three options. The first one would be spending around 20.000€ for a custom made acoustic Jankó piano. The second one was an offer on Facebook by somebody selling one of the few produced Daskin keyboards. I tried to buy it…