We feel that the LightGenie's battery-saving benefits are a welcome addition to any car. However, some people debate the merits of Daytime Running Lights. Because the LightGenie allows drivers to select/deselect DRLs in a semi-permanent manner, we feel that we offer a solution that appeals to all drivers. For those who don't have an opinion yet about the merits of DRLs, we've provided some links that discuss them:

Daytime Running Lights:The Studies
Questions & Answers:Daytime Running Lights
NCSA Preliminary Report of Crash-Reducing Effectiveness of DRLs (PDF)
NHTSA (Search for "Daytime Running Lamps" or "Reduced Glare")
Association of Drivers Against Daytime Running Lights
National Motorists Association
Brightness, Luminance, and Confusion