Are you sure you're not going overboard with that? Is spam that much of a problem for your site that this is necessary? I've never been a big fan of throwing

Are you sure you're not going overboard with that? Is spam that much of a problem for your site that this is necessary? I've never been a big fan of throwing up too many roadblocks to real people to keep out the minority of spammers. If you already have captchas and honeypots and JS updated "type this [value]" fields in your signup process, do you really need more???