It's an expression that originated in the works of Shakespeare. If someone is a piece of work, it means that he or she is a very unpleasant person or a bad person lacking morals, etc. Examples: He's a nasty piece of work, Carl. I'd avoid him if I were you.
Making video games can be complicated and confusing, but if ur willing 2 commit, the rest is easy. Just go to Yoyogames.com and download Gamemaker. U will NOT GET VIRUSES!!!!! If you get the free version you can make 2-D games w/ a couple limits, but remember, many 2-D games r professional. If u get the Pro version, you can make 3-D games too!
First off, you really should have a love for video games. You should be the kind of person that hears the theme song to a game in your sleep. These companies want to hire someone who knows what makes a game good, and what makes a game bad. They want someone who knows good level design vs poor level design. The only way to do this is by playing, and playing AND playing video games over and over again.