The evisa system just sends your application electronically to the embassy. You need to select the embassy in the country where you are physically located. If your country does not have a Thai embassy, usually it will be covered by a Thai embassy in a near by country or in the region.
"Despite its number of applications consistently hovering around the eight to 10 million range for the past five years, the U.S. Citizenship and Immigration Services (USCIS) processing times jumped six-fold between 2015 and 2020."
- it is a time estimate. You don’t think USCIS management hasn’t been in contact with the transition team? Under the first term, visa processing times also slowed down.