Concorde’s problem was once the lie flat business seat was invented in 2000, it was substantially more comfortable than what was, by all accounts, a plush but v

Concorde’s problem was once the lie flat business seat was invented in 2000, it was substantially more comfortable than what was, by all accounts, a plush but very narrow seat due to the narrow fuselage. Throw in the third flight crew member and the economics fell apart.