I feel as though i am honor-bound to say that this isn't new and we havent really been living in a place where we can trust in the way you claim. Its simply that every year it rapidly becomes more and more clear that there is no "original". you're not wrong i just think its important for people who care about such things to realize this the result of a historical process which has been going on longer than we've all been alive. in fact, it likely started at the beginning of the 100-200 year period you're talking about, but its origins are much much older than that.

read simulacra and simulation: https://0ducks.wordpress.com/wp-content/uploads/2014/12/simu...

or this essay from pre-war germany https://en.wikipedia.org/wiki/The_Work_of_Art_in_the_Age_of_...