If the price of bitcoin decrease, just do not sell but hold it, the price will increase back and above the price you bought it. All you just need is time to hold it and not sell.
Out of your money you are receiving weekly, investing just like 30% on bitcoin is not bad. Yes, you can diversify.
it is so obvious that majority of the world is totally dependable on Bitcoin.
The adoption still continues. If majority if the world invest in bitcoin, its price by now would have been over $1 million and is marketcap would worth trillions of dollars if I am not still underestimating it.