The main impact of these regulations is not going to be on the software availability overseas but on the software jobs availability for foreign nationals, IMO.

The main impact of these regulations is not going to be on the software availability overseas but on the software jobs availability for foreign nationals, IMO. I work on ITAR-regulated software and, even though, the software itself is exported all over the world, I would not be able to write it if I had been a national of a restricted country, working in the US on a temporary visa.