Hardly a critical bug, but still interesting...
I placed a new cache yesterday, named C₈H₁₀N₄O₂ (The chemical formula for caffeine.) A few people found it right away, and here's the first three email notifications I got:
Any reason that one is correct, and the other two choked either partially or completely on the Unicode subscript characters?
Also, for what it's worth, the PM notification broke down completely:
Again, not a critical bug because I doubt too many people are using unicode in their cache names, although I wonder what this does in other countries, such as Japan, China, or Korea?