Puzzeling about IPv6

[夜神 岩男]

> Oh, and given you've got 64bits to play with, so long as your random
> numbers are up to scratch no need to worry about collisions.  You'ld
> need to be assigning millions of addresses before you ran into that problem.

Not to be an ass and this is likely a decade too early, but... this is 
direct echoes of what I heard 20 years ago.

Does systematic thinking belong in /32+ IPv6 addressing or is it in fact 
safe to just random it all away willy-nilly?