Well, take a test, if you are a 'good' driver it should not be problem!
There should not be a 'conversion' from a foreign licence, the qualification of which was 40 years ago!
Is there a 'conversion' from a foreign available in your country
ENT doctor in Phyathai hospital, Sri Racha, fixed the wife's sinus problems a couple of years ago, no further problems since. Very good and efficient service, good post surgery and after care.
They do it here because if they were caught racing in their own country they would be in jail.
And regarding licences and abilities, I have been to Kuwait, and do not remember any motorbike traffic, apart from 'other nationalities' working as delivery riders.
Maybe the 'finest Cologne' is not so fine to the Thai nose!
Shower twice a day and be natural.
And maybe a 'check up from the neck up' would not be a bad idea.