Rails Template engines performance

It's not uncommon that from time to time people ask me about what view engine do I use and why. After my reply, they typically say something like: "isn't that one slow?"

Usually, when people talk about performance, I always utter something like: "well, that depends on …", and there you can insert your slow performance reasoning of choice, if it can be bad or not that bad.

Here is the full post http://bit.ly/13jGNvu