> If they can't self-assemble, then you lose a lot of the
> advantage of LEGO et al: once something is assembled, you can't easily
> alter it (including repairs) on site.
Say what? LEGOs ca. 2001 can't self-assemble. What are you talking
> when building a machine that can only be tested after a lengthy
> shipment to where it will be used, the time and money cost per test
> cycle mean you can't do as much testing - for serious projects - or
> playing - for non-serious.)
The smaller the assemblies, the easier it is to set up a spacelike
environment down here. The fewer the dissimilar materials, the fewer
surprises due to the space environment.
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