I don't think anyone is arguing that you can. But most companies who want a ledger don't need a blockchain to accomplish it. In your case, you're talking about

I don't think anyone is arguing that you can. But most companies who want a ledger don't need a blockchain to accomplish it. In your case, you're talking about no trusted actors in a very decentralized system. We're talking about walmart tracking supply chain and whatnot. For a centralized ledger where you do have trusted actors, blockchain is a hilariously shitty solution.