diff --git a/DownloadDebianPackages.md b/DownloadDebianPackages.md
index fa90a61..454a32a 100644
--- a/DownloadDebianPackages.md
+++ b/DownloadDebianPackages.md
@@ -31,14 +31,6 @@ approach is described on the
 [http://allmydata.org/source/tahoe/trunk/docs/install.html ""Install Tahoe""]
 page.
 
-(If you can run-from-source, you should also be able to use
-`python setup.py install` to copy tahoe into /usr/bin/tahoe (or
-whatever is appropriate for your system), so you can use it after the source
-tree has been removed. However, using `setup.py install` will modify your
-/usr partition without the knowledge of the Debian package-management tools,
-making it more difficult to coordinate dependencies with other packages,
-and making it difficult to remove Tahoe later.)
-
 "run-from-package" means that it is possible to download a pre-built Tahoe
 binary package from the APT repository on allmydata.org (as well as packages
 for any dependencies that are not otherwise available in the Debian/Ubuntu