Marginally better than CableCo DVR, but not solution as advertised
On a positive note, this DVR has the following features:

+Reliable - no significant service issues in many years of use with TIVO devices (Cable & DirecTv)
+Intuitive GUI - relatively easy to figure out how to use without the manual
+Season Pass - record all shows for a season without a lot of clicking


Here is what keeps this device from being genuinely useful:

-Slow, slow, slow - 10 minutes to restart; menu less than snappy; search function speed and GUI is ridiculous in this day and age
-TIVO to TIVO transfer unreliable - a lot of marketing hype with this, but feature is barely functional: very slow and detecting other TIVO devices on home network often requires restarting (see above)
-Limited functionality - even after renting CableCo QAM cards (X2!) you will not be able to access CableCo on-demand programming, or CableCo pay-per-view, nor will you be able to transfer any programming recorded from a pay channel (e.g. More >>
Matthew Moyle

Tivo Junk
Save yourself the trouble. Don't buy this product it's a piece of junk, your better off subscribing to your local cable company's DVR program. More >>
Tivo not,

DVR-Me
I have owned a DVR since they first came out. I started with the Replay system when Replay and TiVo were going head-to-head for supremecy of the market. More >>
Michael Gilmore

Tivo is the best DVR, but still could improve.
I have owned Tivos for many years, and they are great, but they have not changed/improved their units in these many years. More >>
R. DC

Buy new NOT refurbished.
You cannot beat a TiVo DVR. Not even close. I have a Comcast box with a DVR in a second room and use it for the kids but when my second refurbished HD TiVo box went down I began using the Comcast box for the meantime. More >>
Kevin P. Mischley