The .TiVo file is a DRM protected file,but it can be removed with TivoDecode, or KMTTG which also has TivoDecode, also free.
I use a better program to edit programs, VideoReDo TVSuite. It also burns DVDs. It also handles .TiVo files.
Series 2 (PLS, sold)
TiVo HD 1TB (157 HD Hrs, PLS, "652")
Roamio! Oh, wait, Its Juliet!
The TiVo Apocalypse begins on Sat 2013 Feb 16 00:00 GMT!