In-space manufacturing market set to propel exponentially by 2040

Bold claim that payload cost will fall enough to take materials up, make display panels and import them back to Earth.

I think in-space manufacturing will be about two things for a long time: making things for space, like concrete out of regolith, and bringing things down that are rare on Earth, like precious metals.

How will the finished products be returned to Earth in sufficiently good enough condition and in sufficient amoumt to be worthwhile?