From TL9^ interplanetary to TL10^ interstellar space opera in 200 years or less?

[warellis]

Originally Posted by David Johnston2

That's a retcon to move the date safely into the future. At the time, Star Trek's future history had us launching interstellar colonization ventures in the 1990s.

I thought the "interstellar colonization" was "send crazy madman and his followers off-planet on sublight ship?" As in Khan was able to escape?

Also has there been a retcon on that actually?