[rch]

The largest windows didn't have shades, but some did. We'd also use free standing shades to help keep specific areas cool.

Some of the features of RMI's Carbondale office would probably be worth considering as part of a more thoughtful design.

Also, you're correct that there was never a need to store energy for months on end, at least at our latitude.

[DubiousPusher]

I expect altitude plays a role as well. I grew up in Montana. 5,000ft plus sunrays are gnarly.