Facebook now testing paywalls and subscriptions for Instant Articles: A few months ago it was reported that Facebook may begin testing paywalls and subscriptions for Instant Articles beginning in October. Well now it’s October, and surprise – Facebook has started testing subscription support for instant articles! Here’s how it will work: Facebook will start with two paywalled options for publishers to choose from: The first option is a metered model where everyone gets to read 10 free stories per month before needing to subscribe. The second is a freemium model where the publishers choose which articles to lock. When someone who isn’t a subscriber hits one of these paywalls, they will be promoted to subscribe for full access to the publishers’ content. One really interesting aspect – if you want to purchase a subscription Facebook will direct you to the publisher’s website to complete the transaction, meaning they process the payment directly and can keep 100% of the...