All hail her big brain, gorgeous pixie and space coat.
It is the nature of online interactions that complex issues like race and historical racism and oppression are often glossed over and little analysis or thought is given to unpack or understand them. Critical thinking is a frequent casualty in the race to be FIRST! in the comments or to post an inflammatory tweet in the hopes of viral circulation.
On her Tumblr, the utterly swoonworthy Felicia Day took the time to explain, for whatever audience is willing to listen, the difference between casting a White actor in a Native American role (in this case, Rooney Mara being cast as Tiger Lily in the new Peter Pan) and casting an African-American actor in a superhero role (in this case, Michael B. Jordan as The Human Torch in the latest reboot of The Fantastic Four). So as not to steal her thunder, because I think our Queen of Geek does a pretty great job of breaking down the difference, check out her "rant" through the link below.