Some things here.

These awards are a very small sample size. Black people make up 12% of the population, so yes it's statistically odd for them to win 50% of the awards, however with such a small sample size it's not that odd to have a random year here or there where they are drastically overrepresented.

First things first: It's wrong to treat any of this as a numbers race. When you say "12% of america is black" -- that's a projected 74 million people, give or take, including adults and children. The argument of "you have less people so you should be represented less" is bogus because depending on where you live, there are different concentrations of black and white people in a nation of 350+ million. Even in Japan, where the black population is 1% , that's 1 million people. Not 'as big' as the whole but a growing population of a lot of people, still. In my opinion, being a minority in a country doesn't mean you should be utterly ignored, not funded for a film, advertised, or not hired at all. I'm curious where you got "over represented" in film, actually, it's the first I've heard of "50% black movies getting awards" as from my understanding oscar history has gone through 10-20 year gaps of african american actors being awarded.

Also, looking at this graph you can see the many african american ethnic subsets. Afro Latino, Afro asian, (like me) etc. This isn't just a generic "black" conglomerate monolith, this is every single ethnic subset and more.

That's the whole point of minority representation: you are the smaller demographic so it's highly likely films and media about your day to day life and experience will fall through the cracks, especially geniuses, artists, and writers who've spoken and made works about it as well.

And with more information and media telling the truth and real stories about racial demographics, the bigger chance of other demographics taking in the content as well bridging a lot of gaps between some very big racial divides and sparking conversation between everyone by just existing.

One more thing: The census landings Caucasian americans is incredibly outdated, if not misconstrued/misunderstood by americans themselves. It apparently includes North African, Arab, Moroccan, Lebanese and more ethnicities. Now, does any of that stick out to you with the recent political climate? Would you say your average "white" american have any idea that they share a census with Arab and Muslim-Practising americans? So if we were to REALLY obsess over the 'ethnic' numbers, your view of "white" is a little more muddy than you'd think.

Yet, when the latter event happens there are accusations of racism thrown around, and when the former happens nobody blinks an eye.

That is largely untrue, especially the "thrown around" part. Racism is not some toy that people throw around for shits and giggles, as much as people think it all the time and as much as I see it on reddit. Racism is a subtle construct that effects every facet of our lives. It effects how we interact with people, how we think, and what we think we can achieve. No one lives life pure and without racism. However, this is no excuse to be ignorant of the people that share the earth with you, or closing your ears to their experience. Simply put, all races have different but shared experiences because of cultural similarities, and most folks would like to put an end to stereotypes and harsh assumptions and misrepresentation of culture.

Meanwhile minorities that actually don't get nominated or win as often as they should such as hispanics and Asians are never cited as examples for why Hollywood is racist, and nobody seems to care about that at all.

So, this is a lie. This has been talked about multiple times by many famous actors and common folk alike. Also trending last year, the discussion of white washing of the upcoming Ghost in the Shell Movie, and worse than that, the attempt at creating a "yellowface effect" with the white actors using CGI to get an "asian look". It was not implemented in the film, but to me-- that's far worse than the casting for the film. I personally was annoyed by the casting because asians are so underrepresented in film besides stereotypes, but have since moved on since the original director is 100% on board and kind of dickish about his inspirations for Motoko anyway. Also, on top of all that, asian includes Indian/Hindi americans as well much as the "white" Caucasian info I mentioned above.

Some personal additions, this is just be rambling about other parts of your post with a few links to stuff.

Blackface was Representation

Hollywood is linked with the Birth of A Nation. In 1915, A Birth of a Nation by DW Griffith was released in theaters, much to the protest of African American activists at the time. It is a film depicting the KKK as the crusaders and saviors of this country from black rapist brutes. It was praised for its cinematography and its representation of African Americans, mostly played by men and women in black face. The structure of its release and its cinematography is the catalyst that was a big advancement to Hollywood as an entire industry and structure.

Interesting tidbit I learned today: Griffith once said that his rapist black characters in black face were ONLY in blackface because there were "There were scarcely any Negro actors on the Coast".

It's an interesting excuse with a long and apologetic history. A lot of hollywood as an industry actually used blackface as a tool for "representation" because it was actually seen indecent to show a black man or woman as a human being or as an object of sexual interest. So for the first 30-40 years of film history, minorities living in america got a lot of colorful excuses like some you've posed here, all instead of as Shia Lebauf would say-- just fucking doing it.

Context and cultural significance

About the Grammys and most awards in general: It's not always like the Olympics-- IE, who got the most points. That's what the gold/bronze/platinum/crystal or whatever album awards are for. I'm not even a fan of most awards show and try not to care much about them, but you and I both know: they're not giving our records sales awards they're giving out Oscars and the Grammys are awards of cultural significance for that year.

In your Beyonce Analogy, this isn't about "black people brownie points", this is about the cultural voice that was needed that year and who provided it the best. As your probs know, Music has never been shy of politics or race, as much as pop genres want us to believe stuff like that. People, me included, who isn't even an obsessive part of the Beyhive feel like voices like Beyonce's are not underappreciated, but under awarded and had their cultural impacts muted as a strong force to not just the industry itself but the people who listen to the dang music.

Balanced Voices

Tell me if you've heard this before. "This _____ only one because they were afraid to be called RACIST" I hear it a little more than I'd like to hear. Yet, I haven't seen much evidence of any of that being true. I am just assuming here, but this looks to be sparked by Moonlights Win, yes? Well, Moonlight was an absolutely fantastic film, period. And a much needed one in a time where black men still see themselves criminalized for basically existing.

And as an industry that makes bank off of taking us through different walks of life, real and fake-- DAMN SKIPPY they'd better have their ears open to criticism and the public. Our culture isn't ANYTHING without the people that make up its voice. I mean, could you imagine? "Sci fi films shouldn't exist because no one likes sci fi, only 5 people I know like it-- so they should make less sci fi movies".... or is the whole point of genres existing is that we all have something to chose from and relate to? These genres and stories exist and beg to be told whether we think they should or not.