While the game -- due out in the fall -- is intended to honor Joel Green and to help others suffering from loss, some say it presents a virtual reality that is all too real.
"Thank You For Playing," which premiered at the 2015 Tribeca Film Festival, follows a Colorado family's quest to memorialize their son in a video game.
- Game developer Ryan Green created "That Dragon, Cancer" to retell his family’s experience of raising and supporting their toddler, who battled terminal cancer.Read more
Zombie culture rules the nation. And Colorado leads the way.