
Even Google is vulnerable to losing data. 150,000 email account email gone!
Article Here
Ways to protect yourself
- Forward your email account to a secondary account just for backups. Simply setup a forward
- Use an IMAP client such as Outlook or Thunderbird and backup the local mail files on your computer. This will keep the messages on your computer as well as the email server
- Use an online archive. Not free, but may be worth the $20 or less per month