For the home barista who's serious about their espresso, the Rancilio Silvia is a commercial-style espresso machine that includes professional-grade components.
Using the Rancilio Silvia Espresso machine can be a bit intimidating if you have never used an espresso machine at all or even if you have previously used a machine that controlled a lot of the variables for you. The machine to a large degree assumes you know what you are doing.