Alva Review-Courier -

Ever since Russian agents and other opportunists abused its platform in an attempt to manipulate the 2016 U.S. presidential election, Facebook has insisted — repeatedly — that it's learned its lesson and is no longer a conduit for misinformation, voter suppression and election disruption.

But it has been a long and halting journey for the social network. Critical outsiders, as well as some of Facebook's own employees, say the company's efforts to revise its rules and tighten its safeguards remain wholly insufficient to the task, despite it having spent billions on the project. As for why, they...