Like I mentioned earlier, it probably does not need to be high on your agenda. However, to answer your question why would someone cancel... because the button is there and we users are stupid.

Open up a private browsing instance and go through the workflow. You'll probably end up here[1]. Did you change something in the last hour? I thought I was getting a message from dailycred not from you when I checked before I went for my walk.

Seems like you're logging these errors somewhere. Sorry if I am muddying the error tables for you.

[1] http://www.brombone.com/account?error=access_denied&erro...