As tech faces a reckoning, what you do offline can get you banned Today 06:00 am JST Today | 06:35 am JST NEW YORK Earlier this month, Twitch announced it would start banning users for behavior away from its site. The move by Amazon Inc's live-streaming platform involved hiring a law firm to conduct investigations into users' misconduct, a new twist in the latest prominent example of tech companies acting on "off-service" behavior. How platforms enforce against activities conducted not just on their services but on other sites and offline, is often only described vaguely in their rules. But as lawmakers and researchers examine tech's relationship with real-world violence or harm, this moderation is gaining attention.