Nobody cares what tools you use

Here's an interesting blog from a techical consultant.  He puts forth an idea that I have long held myself.  Clients, for the most part, care about results - not what tools and technologies we use to get there.

http://rubypond.com/blog/nobody-cares-what-tools-you-use

When was the last time you asked about the type of tools your mechanic used to fix your car?

What are your thoughts?