Interactive fiction developer Choice of Games announced today that Valve has allowed it to sell two of itsinteractive fiction novels on Steam, paving the way for more text adventure games to be sold on the platform.This isn't the first time anyone has distributed a text-based game on Steam -- Christine Love started selling visual novels on the platform when she releasedback in 2012, and Zoe Quinn brought her text-based Twine gameto Steam last year.But unlike those games, Choice of Games'titles are pure text adventures -- there's no sound or graphical effects. Together, the first two games include over 275,000 words written by author Zachary Sergi, who is currently at work on the third game in the trilogy.Choice of Games is asking fans to buy the games as a show of support for more interactive fiction on Steam."Together, we can bring a new genre of games to Steam," reads the aforementioned announcement. "Making it possible for a new generation of interactive-fiction authors to make a living."