I notice they fixate on HIV, not the other diseases. And at the same time they are against the papilloma vaccine, even though it could protect someone marrying a convert. There are certainly good things to be said about fidelity though.
I know of a sister who was pretty much forced to stay with her husband (the old winning them through conduct and being extra obedient), sure enough he molested her (not his) daughter; but they kept the marriage intact. I was surprised she even talked to any of us who were still in.
I was waiting for the fine examples set by David to be brought out. We did have the sister who married, divorced, married on and on comment a lot. I guess she is an expert