I found a really nice way of packaging up drush as a debian package without having to go through all the hassle of creating all the files for a “true” debian package.
Recently I had to work on a server that was heavily restricted by a third party company. They were using an archaic version of drush so I decided to change it!
This has always bugged me, you can’t easily download Drupal to your current directory using drush. After a quick search I found this issue - https://drupal.org/node/495438
The following command works well -