Does anyone have any good experiences using one of the USB > RCA/Svideo video capture cards for converting VHS or recording input?

Using Panther, Tiger or OS9?

(ie something like http://www.ebay.com/itm/USB-RCA-AV-S-Video-CVBS-Video-Audio-TV-VHS-DVD-Capture-/350239167709?pt=US_Video_Capture_TV_Tuner_Cards&hash=item518be194dd)