Okay, as a layman, can you clarify a scenario where (even huge-scale) money laundering would pose a similar threat to the stability of the Icelandic banking sys

Okay, as a layman, can you clarify a scenario where (even huge-scale) money laundering would pose a similar threat to the stability of the Icelandic banking system as the misbehaviour of banks on an international level leading up to 2008?