First, American holidays does screw up customer service that in some instances it knocks out the very service (a la Slack). Second, despite posting a FAQ from the US treasury department that apparently excludes this case, the posters have missed the point that it only applies to financial services. Software is much more regulated (the silver lining is that cryptography is no longer munitions-class export fortunately) than most commenters think and that behind-the-scenes negotiations tends to happen especially with regards to cryptography.