Unmanned aerial vehicles (UAVs), colloquially known as drones, have irrevocably changed the face of videography, elevating it beyond terrestrial limits to capture breathtaking aerial perspectives. With continuous advancements in drone technology and regulation, the future of drone videography appears to be soaring high in the sky and the trends and predictions are as unique, dynamic, and challenging as the landscape the technology traverses.

To begin with, the drone industry's growth has been swift and robust, largely driven by a broad range of commercial applications in industries such as real estate, tourism, journalism, and filmmaking, among others. The advent of drone videography has delivered newfound creative freedom, enabling videographers to capture shots that would have been prohibitive, if not impossible, with traditional equipment. The democratization of this technology has stimulated a market that, according to Goldman Sachs, is projected to reach $100 billion by 2020.

However, the meteoric rise of drone videography has not been without its setbacks. The Federal Aviation Authority (FAA) and other international bodies have laid down stringent regulations concerning the flight of drones, especially in urban landscapes and near critical infrastructures. These regulations, although necessary for safety and privacy considerations, have somewhat curtailed the unrestricted creative potential of drone videography.

Nonetheless, the future of drone videography is brimming with possibilities. With the rapid progress in artificial intelligence (AI), drones are being imbued with autonomous capabilities. Autonomous drones can intelligently navigate the environment, follow subjects, and capture smooth, cinematic footage without human intervention. Machine learning algorithms, including deep learning, are being implemented to enable intuitive decision-making capabilities in drones. Given the unpredictable nature of aerial videography, the role of AI cannot be understated – it will likely be the cornerstone of future drone technology.

Another exciting trend in the pipeline is the integration of virtual reality (VR) with drone videography. VR-powered drone footage can provide an immersive, 360-degree viewing experience, effectively placing the viewer in the pilot's seat. This has tremendous potential in a multitude of sectors, including tourism, real estate, and live events.

Moreover, the collision avoidance technology in drones, which currently relies on infrared sensors or monocular vision, is also expected to improve, with the integration of LiDAR (Light Detection and Ranging) technology. LiDAR uses pulsed laser light to measure distances and create precise 3D models of the environment, thereby significantly enhancing the drone's ability to avoid obstacles.

Simultaneously, drone videography is likely to be shaped by the laws of economics. As the technology matures and competition intensifies, economies of scale will invariably kick in. Prices are expected to fall, making drones more affordable and further democratizing aerial videography.

However, these advancements and trends are not without potential drawbacks. As drone videography continues to proliferate, concerns regarding privacy invasion and security risks may intensify. It will be imperative to find a balance between the creative freedom of drone videography and the ethical and legal considerations that come with it.

In conclusion, the evolution of drone videography is contingent on a myriad of factors, ranging from technological advancements to regulatory norms, economic principles, and societal acceptance. As we speculate about the future of this sky-high industry, it is apparent that drone videography is poised to redefine our visual experiences, harnessing the power of flight to capture the world from a bird's eye view. However, as with any technology, it must be navigated with caution and cognizance, ensuring that the breathtaking views it offers do not come at the expense of our privacy, security, or ethical considerations.