10+ years at minimum, is not “very recent

Are you fucking kidding me? Did you not read the fucking source linked?

To put the enormity of this change in perspective, consider that 7 years ago, polls showed that when people were told Medicare For All might eliminate private insurance, topline support for the idea typically dropped. Surveys showed anywhere from 37 percent to just 13 percent of Americans said they supported Medicare For All if it involved eliminating private insurance. So these new numbers are a shift of anywhere from 26 to 50 points on that key question in just 7 years.

In February [2016], a Harvard University survey discovered that a majority of 18-to-29-year-olds, did not support capitalism, and preferred socialism instead.

Oh, wow, the demographic least likely to vote. Great. Clearly this will swing the vote.