Different people have different schedules and time engagement. If you have enough time, you can channel it into studying Bitcoin further, or even study the market trends and know which crypto pairs you can trade on.
Spending my time in bitcoin was not a waste of time for me. In fact it really help me when it comes to my financial need in life. Actually, you dont need to put all your time here just to earn bitcoin because even your free time was enough. Just study how bitcoin works so you can earn extra income here.