I haven't actually looked at the options in years but back when I was accepting BTC at a business that I owned, the process was unfortunately quite complicated. I am sure it has changed a lot since then but since Thailand goes back and forth on if they are going to let crypto be legal at all and Vietnam bans it for all purchases, i'm not gonna find that out over here.

I did go have a look at COTI's website because of your article and found this

Instantaneity

I learned that this is a word. I have honestly never heard or seen that word used before.