I wish MailChimp (and others) would stick with double opt-in. However, if we've lost that battle, it would be nice if they gave a user the option to require do

I wish MailChimp (and others) would stick with double opt-in. However, if we've lost that battle, it would be nice if they gave a user the option to require double opt-in on their email before being added to a new MailChimp list.