First, read this article: 7 reasons I switched back to PHP after 2 years on Rails.
Now, read it again, only this time replace the word "PHP" with "ColdFusion".
Languages are like frameworks: it doesn't really matter which one you use, they all pretty much do the same thing. There is no Holy Grail. In the end, it's all just a bunch of 0's and 1's that can help you get things done.