So Half Life 3 might see the day of light now as Valve announced their making games again. Though would you buy it fifteen years later? As it's been that long already.
Link - https://www.polygon.com/2018/3/9/17099920/valve-artifact-new-games-gabe-newell
Link - https://www.pcgamer.com/gabe-newell-hooray-valves-going-to-start-shipping-games-again/
Link - https://www.eurogamer.net/articles/2018-03-10-hooray-valve-is-going-to-start-shipping-games-again
Link - https://www.polygon.com/2018/3/9/17099920/valve-artifact-new-games-gabe-newell
Link - https://www.pcgamer.com/gabe-newell-hooray-valves-going-to-start-shipping-games-again/
Link - https://www.eurogamer.net/articles/2018-03-10-hooray-valve-is-going-to-start-shipping-games-again