Will Valkee's LED earbuds alleviate jet lag?

Soundless earbuds channel light to photosensitive regions of brain through ear canal, supposedly replicating sun's mood-elevating powers. Finnair is conducting a one-month test.

Source: http://news.cnet.com/8301-27083_3-57398960-247/will-valkees-led-earbuds-alleviate-jet-lag/?part=rss&subj=news&tag=2547-1_3-0-20

VERIFONE HOLDINGS VEECO INSTRUMENTS VARIAN SEMICONDUCTOR EQUIPMENT ASSOCIATES UNITED ONLINE UNISYS TRIQUINT SEMICONDUCTOR TRIMBLE NAVIGATION LIMITED