Cheers man. I would usually do something like this server side but didn't have much time to test the pros and cons of rendering via something like FFMPEG vs. After Effects. I was pretty excited to try out the DataClay plugin as well.

We really wanted to mail the attachment because most folks would receive this via mobile and you can't download a link (easily, to my knowledge) to your mobile file system or photo library. By putting the attachment in their inbox, it's a one-click process which gets them one step closer to sharing.