If you want to isolate a country 100%, you have to isolate a country 100% -- economically, diplomatically, travel, entertainment, and culturally.
The people of Russia will eventually get it that they are pariahs of the world. And they are going to start asking questions. Allowing them to enjoy the pleasures of life like entertainment and sports, allows them to ignore what's happening.
Yes, we can talk about the hypocrisy of such action compared to the inaction of other situations, and I would be in agreement with that debate. However, in this case, the complete isolation of Russia is effective. So, we have to continue it ... 100%.