Bluetooth & WiFi stopped working on rebuild

I spent part of yesterday and today re-organizing my flake to make a more logical file structure. Then I did a nixos-rebuild boot and loaded into the new generation. I noticed several things. First, there was a FAILED which flew by. Next, upon entering my password in the logon manager the screen went back to black, showed a few more init messages, followed by the KDE logo spinning a bit before my desktop appeared. After that, no more WiFi, no more Bluetooth. Turning on BT in the GUI does nothin...