TDAC is free and completed no earlier than 72 hours. So between 72 hours and landing, because there are desks where you can complete it at the airport in thailand. It is much better to do before you fly.
why do so many guys find it hard to just accept they are wrong or made an error. . is it arrogance or stupidity? Or maybe both. Then use name calling to make themselves feel better, just pathetic.
it does matter. One is an entry exempt of any visa the other is something relevant to a few countries, who must pay for a visa when they enter : Visa On Arrival. 2 different things.