text: what is the best air pureifer on the market.. the sharper image one or the orack one or something else?   here are some opinions on sharper image. http://www.epinions.com/ionic_breeze_quadra_silent_air_purifier_air_filters/display_~reviews http://www.engadget.com/2005/04/13/report-sharper-image-purifiers-actually-make-air-worse/ http://www.digg.com/technology/proof_that_the_ionic_breeze_air_purifier_is_junk  here are some opinions on oreck. http://www.epinions.com/oreck_oreck_professional_air_purifier_air_purifier_269270c98c51/display_~reviews http://www99.shopping.com/xpr-oreck_super_air_8   please remember that these are general opinions. both companies make a wide variety of models. hopefully i have provided you with enough information to further your research.  good luck!