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!
From my knowledge video games were created for the pleasure and entertainment of the consumer they were made for joy and improvement of communication between two fellow gamers or more as in online play,thats my answer so just enjoy the creation wether or not you understand the creation.