at the moment he might successfully recover what he have lost previously.
but i am not really so sure it will last for long time , to have profit continuously in the long run seems just a dream. if then there someone who did it i guess it is just 1 out of thousands or even millions in percentage , don't expect to be profitable in gambling it will only give you a regret.
Try again for winning the bet after lose. Dont fear gambling is totally luck although some use tricks. If you are lucky then you will make lots of money with gambling otherwise you will lose continuously and may your wallet get empty due to losing your money.
So try to win your lost bitcoin is mandatory to keep gambling and to reverse your lost money. If you have no skills of gambling then you should not gamble because you will never win. Use wining techniques.
yes in the end you have to gamble expect nothing but luck to win big in the future isn't it?
i don't think you can get more winning even with skills , all will remain the same in the end your lost number much more than what you have earned as profit . don't forget about that and you will think it is never worth to try to win back your lost.