If you want to bring a suit, you have to register the copyright. You can have so...

heavyset_go on Nov 6, 2022 | parent | context | favorite | on: Microsoft sued for open-source piracy through GitH...

If you want to bring a suit, you have to register the copyright. You can have someone infringe upon your unregistered copyrighted work and all you have to do to sue them for that is to then register the copyright after the infringement.