Google probably isn't Evil per se, but they do want you to put all of your data on their servers. Trusting any one company that much is probably a bad idea. If your entire life is on Google, what happens to Google happens to you.
Backup Tools
Blogger
- Google Blog Converters 1.0 uses Python to convert between Blogger, LiveJournal, MovableType, and WordPress.
- Blogger can now export the entire contents of a blog, over at Blogger in Draft.
Gmail
- Gmail Backup
- Gmail provides IMAP access, so you can use OfflineIMAP to backup and sync your complete archive in standard UNIX maildir format, usable by Mutt, Thunderbird and most sane e-mail clients. See this blog post for more details.
Google Docs
- GM Script by Peter Schafer download Google Docs en masse.
- gdatacopier "Bi-directional copy utility & API for Google docs"
Google Calendar
Google Reader
Other
Does a tool suite exist that backs up all of the Google Apps cloud?
Vital Signs
Pump up the NASDAQ.