I usually ask this if someone asks me "why don't you use" - Tell me how it will solve my current (not future) challenge without making any subjective assumptio

I usually ask this if someone asks me "why don't you use" - Tell me how it will solve my current (not future) challenge without making any subjective assumptions but knowing what we are trying to do, and better than the technology/* we have chosen ourselves. Then usually people shut up.