MSN Adcenter has released a keyword forecasting tool that give you details about the number of searches over the past year and it give you forecast for the number of searches in forthcoming months. It can be considered as good keywords tool that provide you precise projections on your traffic and sales volume for the near future.
Also this is big plus that MSN will provide you with data about the demographics of the people who are searching for specific keyword with their  age and gender. This sound good that anyone can use this tool, as it is not limited for MSN AdCenter account holder only.