Worse than that. It's like people whose fortune is tied up in tomato plants insisting that none of the people eating tomatoes or exporting them or making sauces with them should be considered anything to do with the tomato industry

If there were no exchanges to provide a friction-free way for speculators and suckers to buy Bitcoins and Bitcoin recipients to turn them into spendable cash, there would be virtually no demand to buy or accept goods for Bitcoins, and the supply of Bitcoins exceeding the demand for them would obviously render them useless as a "store of value"