*** use otherwise invalid certs (anything that generates an error)
** '''S/MIME''': Gather information about S/MIME usage and errors. (This might be tricky for a number of reasons. Need to think about this some more.)
* ...Backup** Find out what kind of email backup people would want, if any** Example Questions:*** How often do you back up your email?*** Have you ever lost old emails before?*** How much would email backup be worth to you?