"It's a fact that blackface makeup has a racist history and racist connotations. What non-racist history does it have - 20 years of dancing, maybe 30 at the outside? What non-racist connotations does it have - "we do it like this because we like doing it like this"?

This is why the whole argument is pointless - "It's a fact" you say. Whatever else it may be it is not a "fact". The race card is an interpretation of history that suits your personal viewpoint

There are very few real facts in history and revisionists like to interpret history through their modern sensibilities. They then use their interpretation of the "facts" to support their current dogma. It is perfect really - you prove your historical point by reference to your current opinions then use that historical proof to support your current dogma.

All your objections are based on the single premise that black face is racist, but you have no objective evidence.

In "fact": " What non-racist history does it have - 20 years of dancing, maybe 30 at the outside? Yes, it has 30 years of non-racist history – until a few days ago…