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Discord says piracy subpoena would violate users’ First Amendment rights
(www.theverge.com)
This is a most excellent place for technology news and articles.
There are lots of chat clients.
Fortunately, only Discord is also trying to be a for-profit walled garden, a support forum, an in-game voice chat app, a community hub, a media channel, a political soapbox, a video game store, a livestreaming service, a bot playground, and now, apparently, a pirate fileshare.