I think the idea is to only let people use preprogrammed messages (this also helps with the language barrier). So only inane, pleasant sentiments like "Go for i

I think the idea is to only let people use preprogrammed messages (this also helps with the language barrier). So only inane, pleasant sentiments like "Go for it!" "My fault." "Wow!" "Oops." "Whew!" "What a save!" No one would manage to be passive-aggressive using a system like this. No, sir or madam. It would be impossible.