After the U.S. elections in November, our favorite internet companies faced a torrent of criticism for not doing more to curb the spread of fake news -- and responded by deploying a series of tools to combat the problem. This week, as French voters prepare to pick their next president, Bloomberg Technology's Pia Gadkari and Brad Stone ask whether Facebook's, Google's and Twitter's initiatives have worked. Will France turn out to be another repeat of what happened in the run-up to the U.S. elections, or has the internet finally figured out how to deal with false information?