When Don Ritchie said that the messages are long laundry list, he meant that there was length list of possible crimes in his message.
A laundry list is a lengthy and exhaustive list of things to say or things to do. It does not mean a long list of laundry to do. Instead it is an idiomatic term referring to extensive or inclusive possibilities.
So when Don Ritchie talk about a long laundry list in his message, he meant that there were unexpected things in the message and a lot of possible crimes in his message.
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