Yes investing in Bitcoin is good idea because it can earn money without needing too much attention. Regular jobs that require sitting at computer all day but cryptocurrency investments can make money without watching all time. But thing is that it needs some experience some knowledge there are many ways to invest like DCA trading mining and diversification which can lead to big returns but you must have knowledge about and without learning you can lose your money.
Initial knowledge is always needed to be able to understand and digest the meaning of an asset like Bitcoin because that is the main direction that investors must know before investing. The rest is knowing how to store it in order to keep it safe enough because investment does not require excessive supervision although it still requires control to see the value of the assets that we have invested in, although not necessarily at all times. And from what you said, it is actually quite clear that knowledge about Bitcoin and how to invest is the main thing before gaining more experience through direct practice.