Now, when this is booming and big, regret always comes at the end, because if it's at the beginning, it's called registration.
The mistake has already been made, and there is nothing to do about it. It is just your past, so let the past be bygone. You can't turn the hands of the clock, and there is nothing you can do about it. Just think about today and the future, and start working today for the future.
If not for the lack of understanding, you would have some bitcoin with you. But since you can get it for free now, you can accumulate bitcoin and hodl. There are so many people who have been able to accumulate a good amount of bitcoin from their own investments. There is no excuse to give; if you can't get it easily or for free like before, you can still get it with your income with just the amount that you can afford
to lose.
By doing it consistently, you will be able to accumulate a huge sum that will make you happy with yourself. There's no need to regret your past; as long as you exist, there is still hope to get what you want.