In the case of the supermarket, the person who is banned could pay somebody else to buy stuff for them. In an extreme case, that somebody would have to be the government preventing the person from starving.
In general I think private businesses should be allowed to decide who they want to do business with.
In the case of Twitch, the question to me is what is the contract the users enter with Twitch - what promise does Twitch make? If it doesn't promise anything, users invest at their own risk.
In general I think private businesses should be allowed to decide who they want to do business with.
In the case of Twitch, the question to me is what is the contract the users enter with Twitch - what promise does Twitch make? If it doesn't promise anything, users invest at their own risk.