thank you yorik for your wonderful work on freecad. here's an example:
construction of a multifunctional building in a few minutes. (fast direct modeling with arch)
OS: Ubuntu 18.04.5 LTS (ubuntu:GNOME/xubuntu)
Word size of OS: 64-bit
Word size of FreeCAD: 64-bit
Version: 0.19.23463 (Git) AppImage
Build type: Release
Branch: master
Hash: adc6db8f32c17e9f67cb82aa7962d1e42ce061c6
Python version: 3.8.6
Qt version: 5.12.5
Coin version: 4.0.0
OCC version: 7.4.0
Locale: German/Germany (de_DE)