(3) It would mean that you then have to sue an Exchange for…
(3) It would mean that you then have to sue an Exchange for selling you a coin that they weren't sure of whom it belonged to.
This leads to 3 more or less feasible scenarios:
(3) It would mean that you then have to sue an Exchange for selling you a coin that they weren't sure of whom it belonged to.
This leads to 3 more or less feasible scenarios: