If your weekly tennis partner started canceling on you at the last minute, you'd get annoyed too.
The difference is sex is often intrinsic to the relationship. When someone wants it a lot less or more or different than before then the terms of the relationship unexpectedly become worse for at least one person. That can feel like bad faith even if it wasn't.
The difference is sex is often intrinsic to the relationship. When someone wants it a lot less or more or different than before then the terms of the relationship unexpectedly become worse for at least one person. That can feel like bad faith even if it wasn't.