You did business with them. Malaysia is wet, and adobe fixtures turned to mud there. You wronged a whole bunch of foreigners. Maybe Afghanistan would be a better place for you than Serbia. McStickler, perhaps, goes a little too far.
International law is uncertain.
At the interstate level, however, courts prove willing to uphold their own power when companies challenge jurisdiction. Velocity Powerboats Inc. found itself in an Illinois courtroom for telling people about a boat show and providing a link to information. Legal developments over the last two or three years make it clear that you don't have to do much on the Internet to wind up in court hundreds or thousands of miles away. Maybe the Congo would be a better idea than Afghanistan. International aspects of these issues remain undeveloped.