Ad-blocking browser extensions can make Web-surfing tolerable when you find ads that are animated, pop up, or produce sound tedious. However, users’ ad-eschewing ways are bad for content providers that support themselves with sponsors. The extension AdBlock Plus tries to find a compromise between these competing interests, allowing the least offensive ads through. For a price. Now we’ve learned that big companies like Microsoft, Google, and Amazon are paying to have ads let through the system. [More]