A guitar technician (or 'guitar tech') is a member of a music ensemble's road crew who maintains and sets up the musical equipment for one or more guitarists during a concert tour.uitar techs learn their craft either on the job, by working in a range of music, sound engineering, and instrument repair jobs; by completing a guitar repair program at a college or lutherie school; or from a combination of these two routes.
Common causes of pain in the big toe include gout, a bunion, a claw toe, an ingrown toenail and a turf toe, according to WebMD. Osteoarthritis of the big toe is another common cause of pain in the big toe, notes Healthline. Keep Learning.
1 doctor agreed: 1  Burning: In toes can be caused by a neuroma and another common cause is diabetic neuropathy. 2  Burning toe: There are many cause for burning toe but the most common cause i see is neuroma. 3  It depends.: A burning sensation on the top of a big toe might have many causes.  Neuroma: You may have developed a neuroma.