FG, are you asking only about the difference in risk between OWO and CIM? If so there is a recent thread here:
www.saafe.info/main/index.php?topic=14387
If it's general discussions about OWO and OW, there are quite a few on the forum already - use the Search box and try things like 'OWO safety' and so on. Here are a few to start off with
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www.saafe.info/main/index.php?topic=5225
www.saafe.info/main/index.php?topic=79
www.saafe.info/main/index.php?topic=8120
www.saafe.info/main/index.php?topic=5927
www.saafe.info/main/index.php?topic=10974