I ask this question as just over 2 weeks ago my TiVo rebooted and VM that time successfully recovered my hard drive!
link here
Do you take your TiVo for granted, if it was your computer you would probably back your most important files! Back up or just watch it was a timely reminder to me to watch my recordings on TiVo and not just store them on there for a rainy day!
I would love to know you views on this!
PS the other day for a short period of time I had 0% showing on my hard drive

I felt uncluttered and relieved