Architectural animation is not necessarily the ambition of most small computer rendering firms because of the man hours and computer time that is required to create so many single still images. Although, due to the rapid improvements in software and rendering engines it is going to very prevalent in future.
Most small computer rendering firms are unlikely to focus on architectural animation because creating many single still images demands substantial human hours and computer processing power. Nevertheless, with significant improvements in software and rendering technology, this type of animation is expected to gain popularity in the near future.