The main difference is that the UK used to be powerful and did a lot of bad things to a lot of countries around the world. Puerto Rico on the other hand has always been weak so it feels weird for someone in a much more powerful area of the world to pick on them.
It can be meaner but for a stand-up I think it could be fine, if the context is comedy and it didn’t have genuine hatred behind it. In this case it’s clear that it was used as a tool of hatred and not just for making a joke.
The main difference is that the UK used to be powerful and did a lot of bad things to a lot of countries around the world. Puerto Rico on the other hand has always been weak so it feels weird for someone in a much more powerful area of the world to pick on them.
Good comedy can punch up, but very rarely works when punching down. Punching down is generally just bullying in disguise.
It can be meaner but for a stand-up I think it could be fine, if the context is comedy and it didn’t have genuine hatred behind it. In this case it’s clear that it was used as a tool of hatred and not just for making a joke.