
Nate Silver @NateSilver538
The list of candidates who were considered formidable (rough heuristic: would have been an early co-favorite in betting markets) but totally flamed out is something like: Muskie (1972) Glenn (1984) Hart (1988) Gramm (1996) Giuliani (2008) Perry (2012) Jeb! (2016) Harris (2020) — PolitiTweet.org