Cost half of what the original did new, and it's every bit as flawless .. probably a lease re-spiff, battery has way less cycles than there are workdays since it was made, I'd wager it sat on the desk connected to a dock. Can run two 4k displays (not to game, but it's a mac so not to game anyhow, nerd work it's perfect). Will last 10 hours  Normal stuff (unless you are a video editor) it'll last 10 hours. The Retina display beats anything else and always has,If you are ever able to make the call, IBM did a very large study and shows Macs have a much lower TCO for corporate use, hundreds of dollars less over 3 years. I concur, and it's true for Grandma also, they justt work, and when they don't they are easy to fix. Do not buy AppleCare just buy extras, 1 for every 10-20, faster and cheaper, comment based on thousands of them also HP/Gateway over 20 years in edu/gov. Long review but more ya know .. go play go learn go get it done. You're welcome.