The perfect cup of coffee is the one that, just before diving into it, you look at in awe. Maybe you take a sniff or two beforehand. Hipsters will probably take a handful of photos. Anyhow, if you’re not looking to spend $8 per cup at your local coffee shop, here are 9 things you can do to ensure that you brew the perfect cup of coffee at home. The girls are just there for visual stimulation. It’s science.