Balance of
Power in Ad Industry at Stake as Google, Microsoft Seek to Control Web Tracking
The Wall
Street Journal
By
ELIZABETH DWOSKIN
Updated
Oct. 28, 2013 6:50 p.m. ET
The end
could be near for cookies, the tiny pieces of code that marketers deploy on Web
browsers to track people's online movements, serve targeted advertising and
amass valuable user profiles.
