Yeah, it's because "at least he's doing something." Plenty of uninformed chuds are making the assumption that any action is good action. They're also the same folks that still insist project 2025 is a liberal hoax.
Most of them have the methodology listed on the page.
For example, FiveThirtyEight also list the polls used to aggregate and their weighted value as well as the full list of contributing researchers to the project all listen on the page.
Aggregate sites all also predicted the election outcome.