If there is a high fidelity nice simulation of a pleasant world, and the actual real world is a hellscape, what is the problem with that?
If you were presented with the fact that whatever your life is is just an illusion, and you are actually a starving slave in North Korea, you would choose to "wake up"?
Well, there are huge downsides to using cocaine, whether it is undesired health impacts, or addiction, or threat of arrest, or mere cost, or even just social stigma.
I'm not sure there are downsides to living out your life in a simulation while robots take care of your physical form.
If you were presented with the fact that whatever your life is is just an illusion, and you are actually a starving slave in North Korea, you would choose to "wake up"?