IPFS claims to use a blockchain, and that nodes in the directed graph cannot be changed. This means IPFS is of no more than cursory interest to me. I want to be

IPFS claims to use a blockchain, and that nodes in the directed graph cannot be changed. This means IPFS is of no more than cursory interest to me. I want to be able to curtail and even delete my stuff. When I delete a thing, it must be gone. I don't want a record of it, or that it existed. If I retain a thing privately, I don't want it known publicly that I have it.