Tivo = YES!!
Disadvantage: it costs a bit. But it is worth the money you pay for it. It may be one of the best purchases I ever made.
No longer do you watch whatever is on TV at the time you turn it on. You can become must more selective about what you watch.
The 7-second rewind is amazing as well; "what did they just say? Let me check".
Head over to
www.tivocommunity.org, the forum works just like this one. You can browse without registering.