While I do believe that access should be granted when possible, to demonstrate that this is not as simple a question as it appears on the the surface, we can as

While I do believe that access should be granted when possible, to demonstrate that this is not as simple a question as it appears on the the surface, we can ask a couple related questions. Are there online activities that an able body can do that should be prohibited because it is difficult or impossible to implement an equivalent functionality or experience for a disabled person ? If there are activities that exist, where is the line drawn?