Virtual Reality - the quality of experience is already there and a lot of talented people working on VR apps. Totally new toolchains will emerge, but game programming background gives a head-start.<p>Deep learning is potentially the big breakthrough in AI and ML, already big companies are doing interesting stuff with it. Mastering deep learning will give you superpowers in coming years.<p>Mobile. Never downplay mobile. It has changed consumer market, but it has still a lot of opportunities especially in business side. There is no silver bullet for cross platform development, thus having native dev skills for iOS or Android will still be relevant in 5 years