No they weren't mistakes.
Of course the Spruce Goose wasn't a mistake either...It pushed the limits of Flight at the time.
It worked as designed for the most part as it actually could fly.
Space/Science » in reply to Were the shuttle and ISS mistakes?
Of course the Spruce Goose wasn't a mistake either...It pushed the limits of Flight at the time.
It worked as designed for the most part as it actually could fly.