Buy or develop your own time machine and go back to 2008 and mine BTC on the computer at your mothers house in the basement
The best way to get rich is to start an own business, to be unique in what you're doing, to be a true master of his job, doing well and conveniently. For something like that, does not need a lot of investment, you just have to work hard and with a little luck you could become rich.
Yeah, I totally agree on this path. Its better to hack your own cash flow on what youre are worth.
Unless youre okay working on the 9-5 grind for the rest of your life and retire at 50-60?