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.
Hallux limitus literally means stiff big toe joint. It is a condition that is characterized by decreased range of motion and pain at the big toe joint (first metatarsophalangeal joint). Over time, the limited range of motion can result in arthritis of the big toe joint. The decreased range of motion that causes hallux limitus is a common occurrence -- but it is not often recognized until the big toe becomes painful. Photo showing the usual signs of hallux limitus.
Too much pressure can be from causes such as: 1  footwear that is too tight. 2  toe deformities, such as hammer toes - the top of the hammer toe is an area for increased pressure on the top of the toe. 3  bony prominence.