Not entirely true... yes, you must have 90 posts... BUT you must also have 90 days of membership on Flyertalk. So, it will be awhile before the signature will appear for this member.
http://www.flyertalk.com/help/rules.php#q79
Originally Posted by
controller1
In all likelihood, the link was not there because at the time you posted this message you did not have the required number of posts (90) to allow a signature. With the 101 you have now, you should see the link for your signature on MyFlyerTalk. Try it now.