Thailand and crackdowns work in a cycle. Most of the so-called "students" are now moving to the DTV, along with the "tourists" who do 10 border runs, plus the Muay Thai and cooking "experts." I wouldn’t bet that this Soft Power DTV will last very long, at least not in its current form. You’re a perfect example of how the system works; you had no issues for years, and then suddenly got denied...