The estimation about how big the graphene market will be in monetary term is totally meaninless when reliable supply chain is no where in sight in the past.There are more than 10,000 graphene related patents in the hands of many industrialized countries, all waiting for the same thing----- to lock in the much needed supply chain connection of real graphene.When that happens,it will be like an endless firework display suddenly blasting from everywhere by participants from all directions.Quotes are meaningless until we see the full extent of a possible stampede.