The exercise in query seems to be a non-standard or probably fictional time period, almost definitely referring to an imagined or area of interest type of aggressive endeavor involving “bobin” which could possibly be a misspelling, a correct noun, or a slang time period. Its exact significance can’t be definitively established with out extra context or clarification of the underlying terminology. An illustrative instance could be imagining a contest the place individuals race automobiles constructed from or propelled by objects known as “bobins.”
Assuming the time period refers to an actual exercise, its significance lies within the particular aggressive outlet it supplies. Potential advantages rely completely on the character of the exercise; they may vary from fostering engineering abilities and teamwork to easily offering leisure and a way of group amongst individuals. Historic context, if any, is at present unknown, requiring additional analysis and validation of the time period itself.