You don't have to set like that as it seems it's really hard to buy a coin. He said that, you should buy bitcoin with your extra funds and that's not hard of doing it.
In most countries, there are bitcoin sellers and exchanges are accessible unless you really are from a country that has prohibited access to most exchanges.
And most of the counties have the same issues regarding exchange in coins.
those who live in the country where the crypto is regularized and people can freely trade and pay taxes are lucky one. But then again there are so many other options for investment apart from Coins.
Indeed, there are many investment fields other than coins, and we can choose the level of risk from each investment field. like investing in property, where the risk level is almost small and every year it can certainly increase, but we must have a lot of capital, in contrast to investing in crypto where whatever money we have can be invested in the desired coin, but with high fluctuations, it should also be a separate consideration. It's different again in gold investment, as well as having its own characteristics, so we can choose which investment suits us