We made some registration changes that require new members to jump through 2 hoops in order to register in hopes of cutting down on all the spammers.
Unfortunately, it affects all of us. A new profile field was entered, 'Can you spell?'. If you make a change to your profile, it will ask for you to fill out this field as well.
User CP> Edit Your Details> Can you spell? Just answer the question and you're good to go!