Very enlightening post from Jeremiah Grossman here. It is obvious, some would say painfully so, but many, many sadly don't GET IT: tools don't solve problems, people use tools to solve problems.
Excerpt: "... I stopped short and said, “That’s never going to work!” A little stunned he asked, “Why not?”" (read more)
There is also a side conclusion: if you don't plan to actually use the tools or don't have anybody who would use it, it really won't matter which one you'd pick - you are guaranteed to flush your money down the toilet ...