Without feedback from expert players no guitar can be made easy to play http://youtu.be/padGxcG7nyg?t=14s
"Difference between old-fashioned and Modern guitars" http://www.rdiaz.org/rd-art%207.html
Flaw Detection Guidelines
https://youtu.be/5Pw4mNtVHeU?t=14s
Acclimatized to Obsolete Guitars http://youtu.be/q_MkQjgbjUM?t=14s
Clear-cut Rasgueo is related to strings gap
https://youtu.be/UXuHc5rf0AQ?t=14s
Mind-blowing vs mind-numbing guitars
https://youtu.be/DXcb4B4Jitw?t=1m9s
The Pandora's box of Spanish flamenco guitars
https://youtu.be/GemlAmBh2_s?t=14s
Anti-brainwash update, what is a "flamenco guitar sound" ...?
https://youtu.be/7CxetnPeLqs?t=14s
^Ex.1/ 00:14 solo 1 ad libitum
Ex.2/ 01:35 solo 2 (AR)
Ex.3/ 03:40 solo 3 (AR)
Ex.4/ 02:33 topic
Scale of 650 millimetres
https://youtu.be/PU84_ZFpd3U?t=14s
Safe fretboard range (left hand saddle)
https://youtu.be/9M0kgLY_Exg?t=14s