Earlier this year, eight-year-old Jivan Armen logged onto a Minecraft server in his home in east Vancouver to start building something new, as millions of his peers do each day. Jivan loves roller coasters and had begun constructing one to transport sheep throughout his world. Then disaster struck. A griefer logged on and set his roller coaster ablaze. There was no recourse; only tears. Jivan ran to his father for consolation. “It’s not a great introduction to the Internet,” Jivan’s 46-year-old father Haig says. In fact, since then, Jivan has been shy to log into his favorite game out of fear of…