Correction: it was a 3/4 multisig and it took 3 signatures to switch over to single-key. Who had those keys? No idea. Their white paper says nothing about key m

Correction: it was a 3/4 multisig and it took 3 signatures to switch over to single-key. Who had those keys? No idea. Their white paper says nothing about key management, just a bunch of nonsense pseudo-notation about blockchain basics.