The shortcuts to maths symbols on this site, such as ±, ≤, π, etc, are all technically smilies, and there are situations when it's required to post more than one of them in a row.
]]>And in the corner of the macro smilie, a little number or letter (A,B,C) could reveal what smiley in the line you are watching.
]]>That one is quite a funny one. The first faint smilie I ever saw.
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