Fastress,
I would reccommend with any bonded repair to aircraft structure, that you employ an inspection regime until there is a level of confidence the repair is going to stay put.
Any composite repair is process driven and therefore, only as good as the technician that carried out the...
BVID is a genearic term that refers to a common characteristic of impact damage to CC or glass fibre composite structure. From a small impact point the structure will delaminate outwards in cone formation, hence the "barely visable" tag.
Depending upon the size of the damage and where it is...