Amazon has the Microsoft Plus! Digital Media Edition for $14.99 - $15 rebate = Free.
Amazon also has the Instant.exe 2.0 for $49.99 - $50 Rebate = Free.
http://www.amazon.com/exec/obidos/tg/detail/-/B000085AHH/104-5176016-7052709
http://www.amazon.com/exec/obidos/tg/detail/-/B00007L61Z/104-5176016-7052709