比如由于语言的障碍，许多伊朗开发者只能借助翻译软件来理解中文技术文档、接口工具等，一点点摸索学习，开发进度比使用成熟的英文工具要慢一些。所以，北斗在当地软件开发业态中仍处于早期探索阶段，还没有成规模的落地案例。
Раскрыта новая задумка Трампа против Ирана14:57
，更多细节参见电影
Others are less sure. They point out Russia has no formal defence partnership with Iran and had made no commitment to come to its aid in event of a US attack. Some also suggest Putin is deliberately staying out of the conflict, apart from calling Gulf leaders to offer Russia's services as a mediator with Iran.
Edge-Avoiding À-Trous Wavelet Transform for fast Global Illumination Filtering (2010) Classic paper introducing a fast and simple filter for ray tracing denoising.