"I found myself constantly switching between reading, coding or the next shiny thing finding it hard to focus on any given one." This is a symptom of ADD, how

"I found myself constantly switching between reading, coding or the next shiny thing finding it hard to focus on any given one." This is a symptom of ADD, however it is caused by lack of sleep. I experience this, so I'm very familiar with it. I've tried CPAP, oral sleep appliances, and everything else. Nothing has worked perfectly.