looking good, I do wish there was some construction automation before robots though.

Some kind of ground based robot which only needs science packs 1/2 and uses normal engines

They could give the Behemoths a chance of dropping the same science packs that come from sending satellites into space, it would provide an alternative way of getting them and give the biters a purpose again, it would also introduce an alternative military based late game for farming resources other ...

not quite the same as what I wrote, but a similar idea for speeding up the inserter process:

video https://www.youtube.com/watch?v=S8qkaTsr2_o gives an idea.

This is for SMT, but a scaled up idea would work too i think, something like the inserter as it is now, but the end of each arm would have ...

I prefer the heavy inserter to the loader, I was thinking of posting a similar idea a while ago. Rather than being a heavy inserter, i would prefer it if the stack size upgrades applied to all the inserters. This would give each inserter a mini storage of whatever the stack size is upgraded to and ...

maybe there could be a mod to replace accumulator with kinetic accumulator.