moneyball on Nostr: As long as you're confident a quorum of signers properly delete old shares then ...

As long as you're confident a quorum of signers properly delete old shares then you're good. For example, someone could steal one device in a 2of3 and the other 2 signers you control can generate a new set of 3 shares and properly delete their two shares. The thief's share is pointless then.