Conclusion

Linux has numerous programs for manipulating digital audio and video data, and the list is growing rapidly. In addition, the available apps are maturing and becoming more robust.
A year ago, I was using crontabs and consulting tvguide.com. Now I have full TiVO capability. Some apps such as MythTV allow you to freeze live TV, however I haven't had time to play with it.
Who needs a TiVO?

Linux has numerous programs for manipulating digital audio and video data, and the list is growing rapidly. In addition, the available apps are maturing and becoming more robust.