Notice the visual trick here of trying overlaying outdated forecasts next to that cubic fit, which is the only way of making it look sane.
Imagine thinking that naive cubic curve fitting makes sense here, even when you know that hundreds of thousands are infected, and there are tens of thousands of new cases each day.
Students, don't do this at home.
(To see this, connect the weekly peaks; you get a very different pattern.)
They had to keep reminding me that they couldn't print the language I was using.
I would take a deep breath, and then continue, only to quickly earn another reminder.
@#$*&@#$#*&@#$&*@#$!!!
Given that Hassett’s cubic fit became politically sensitive, this graph likely went through the CEA staff, up to the Chair and through White House Comms before it got tweeted out.
And no-one saw a problem.