The hardest part about staying consistent is not having the time. But.... Instead of blocking out an hour or 2 to sit on a computer to learn, when your short on time. You can turn your phone into a hacking lab. Since you carry your phone everywhere you go, it lowers the friction of practicing. During periods of waiting like in a queue, in an uber, when your bored you can always pull out your terminal on your phone. Anywhere you go... I've attached a walkthrough on how to make this possible.