It all depends on the goal. Let's say that my goal is to improve myself as quickly as possible, to start doing what people could not do before. Then
Loading consciousness - definitely not, not an option. For example, it is very skillfully and philosophically played in the anime "Technolize" and "Ghost in the Shell". The human brain, outside the human body, begins to perceive itself and reality inadequately. This is a blow to the psyche. Although our consciousness is the brain, we nevertheless perceive ourselves as a whole - our body, our inner feelings - hunger, pain, taste of food, etc. All this will be distorted in one way or another. Millions of years of human evolution, in general, and his psyche in particular, could not have foreseen anything like this. We are not ready for this now.
But Cyborg is against human GMOs. It's not easy to choose. Perhaps I will speak in favor of the cyborg, tk. these technologies are safer than genetic intervention and are somehow relatively well developed in our country - there are modern prostheses, exoskeletons, some artificial organs, such as a heart, which can extend a person's life by 10 years. In the game "Deus Ex" and the movie " Upgrade "very cool showing such cybernetic improvements. and not to say that this is some kind of unreal fantasy. We are systematically moving towards this.