Several reasons:
As a gigging musician, I often had to learn solos to new material very quickly.
I searched and searched for a resource to really nail solos and struggled to find a 100% solution.
Trust me the audience will cheer when you nail it live.
The guitar-based music styles we love are steadily being eclipsed by electronic music.
We want this art form to not only survive but evolve.
Clapton’s quote on the blues tradition: “Pass it Along”
You can practice and learn all the theory in the world, but I learned that by steadily learning the solos of an artist, you start to uncover their signature moves and tricks of the trade