Guitar music is now written both by players of the instrument and by many who are not
But it was not always so
At one time composers were also virtuoso performers (usually of their own works) but during the nineteenth century this link became less and less strong
Today
The composer-performer is a rare bird
The tide of musical events
However
Bypassed the guitar
So that
Until the situation was changed through the efforts of Andres Segovia (1893 1987)