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As described in the "SWARMING DOWNLOAD, TRICKLING UPLOAD" section of
-architecture.txt, Tahoe uploads require more bandwidth than downloads: you
+`<architecture.rst>`_, Tahoe uploads require more bandwidth than downloads: you
must push the redundant shares during upload, but you do not need to retrieve
them during download. With the default 3-of-10 encoding parameters, this
means that an upload will require about 3.3x the traffic as a download of the