At first, I thought the silent data loss argument was a thunderstorm in a tea cup. But then I realized that, no matter how small the consequences of that problem are, we CAN'T BE TOLERANT to such ambiguity in a format like RSS. The simplicity of such a problem only shows how badly the format is broken.
This is serious business. We're talking a standard that has already caused an impact on the web and will take it over entirely in a matter of years. Boring as it may be, this discussion is very important. There are some things that simply can't be left unsaid.