I think the cup count is useful from the habit standpoint, but the study should probably also include style of coffee or caffeine content. If I drink brewed co

I think the cup count is useful from the habit standpoint, but the study should probably also include style of coffee or caffeine content. If I drink brewed coffee I’m on a steady flow for the day, sometimes making a second pot in the afternoon. I bought an espresso machine about a year ago, and one Americano in the morning pretty much sets me up for the whole day.