As what have been said by noorman0.
It is not only about money laundering, crimes, and also other negative issues that are around us. But, there are still more complicated conditions why crypto is still not legalized as a payment method in our country, but only legalized as a commodity, digital asset.
Well, I am also sure that you are Indonesian, so I suggest you visit SFI and update the news about cryptocurrency in Indonesia. there are very big changes in our country, and now crypto is like a trend here.
Btw, crypto is legal in Indonesia as a commodity has been stated here in this thread, you may read it:
https://bitcointalksearch.org/topic/perkembangan-perdagangan-bitcoincryptocurrency-sebagai-aset-komoditas-5208763