That feature is the ability to set a

payment threshold

, after which having been reached for a given article, all of the paid content in that article would be released to the public. (That is to say, the paywall would disappear once the author has made a specified amount of money from the article.) Given such a feature, payees would not only be paying to see the paid section of the content; they'd be adding to an effective "bounty" on the article's release to the public. If a purchaser likes an article enough after paying for it that they are invested in making sure as many people can read it as possible, then they may even be willing to pay

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