Re:I've always thought (Score 1)

That works fine, but only for the present. It is a trivial thing to write a script to replace one regex with another. It's only a matter of time before spammers include scripts in their harvesters to parse simply obfuscated addresses to legitimate ones. The only reason they haven't yet is because current harvesters still find so many addresses because very few people obfuscate at the mo'.