The chassis is weighty and solid, and boasts a great slimmed down design that is certainly sober and functional, but attractive enough at the same time too. The presence of a Kensington lock will give you peace of mind from light fingers, too.
There are enough USB ports to use the unit without having to reach for a USB hub to just get up and going. The raw power should, in theory at least, be more than enough to handle any serious work you'd want to put the machine to.