My comment was "I think R cost is low, creating a poc is about 100th of the cost of a product (a proper product) but the risk of R is huge and therefore it's v

My comment was "I think R cost is low, creating a poc is about 100th of the cost of a product (a proper product) but the risk of R is huge and therefore it's very hard to sustain and justify." Which I think you have provided some good supporting statements for. I must really be missing something here.. Not sure what though!