Yes, that’s a very good video featuring a number of veterans of 73 Easting, including McMaster.
For being such a major battle it’s not well known by the public at large.
My guess is that it’s because such a small portion of the American people are connected with the military these days.
WWII had nearly 10% of the population in uniform with many more contributing. Growing up in the postwar years we were surrounded by vets, often our own fathers.