it was a cohort study, they had over 200k participants who filled out the study form, so even through their was a low effect size the confidence can be quite high.

Lots of kids wanting to hide stuff from their parents and cheating partners will love this feature. If you’re a journalist, activist or similar I wouldn’t trust it

No, but that’s mainly because the DNC fell around Biden and hasn’t moved away from him since before he was elected. If he’d decided not to run, you’ve have seen several Democrats get bigger coverage as well as be more active, with help do the DNC to make sure you knew about a few of them.