How to solve tput problem when installing drush on Windows?
Ashlar seems to have found a solution to the tput problem in his own bug report 'by adding the add-on gygwin command tput from the cygwin installation program "setup.exe". The actual command i not on the list. Look for the "ncurses" package which includes the Tput utility.' ... see http://drupal.org/node/1361510#comment-5327144