There Are No Special Characters

Only special people who don’t know the full range of characters available within a given glyph system. More importantly, you need to be able to specify those characters reliably, and [Joe Clark has the complete run-down](http://borkedunicode.wordpress.com/2011/11/14/bu/#more-10), with acerbic commentary as you go. Unicode can be your friend, if you ask it nicely.