Yea, I remember how accurate they were in Bush v Gore call......Even right up until the last minute.
This would tend to bely your posted graphic...
South Carolina Democratic Primary Betting Odds
•Bernie Sanders: -175, 53.5% implied probability
•Joe Biden: +125, 37.4% implied probability
•Tom Steyer: +2200, 3.6% implied probability
•Pete Buttigieg: +3300, 2.4% implied probability
•Elizabeth Warren: +5000, 1.7% implied probability
•Amy Klobuchar: +6000, 1.3% implied probability
As opposed to the polls in 2016? Makes no sense to dismiss the overall better track record of the betting markets while simultaneously citing frickin’ RCP and its polls.