I didn't know what an octothorp was

I had an editing comment "you need to add an octothorp to the front of your hash tag." I didn't know what that meant, so I received further clarification - a "the number sign" which translates to "for you Louisiana illiterates, the number sign." #

¶ is a pilcrow.

| is a caesura if used to separate text.

• is an interpunct when used•between•words

I thought an interrobang was when you question a friend about last night's sexcapades. It is actually a combination of a question mark and exclamation point - ?