exporting an admittedly silly sized size pile of meshes to an stl using the ‘file, export selected’ option. The result takes a while to load into memory and is reported to have a negative memory size!
Rhino 6 SR30 2020-10-14 (Rhino 6, 6.30.20288.16411, Git hash:master @ aa50c15036dbe0dbd38214d6ca94d76dbecda24d)
License type: Not For Resale Lab, build 2020-10-14
License details: Cloud Zoo. In use by: Patrick Barry (Topologic)
Windows 10.0 SR0.0 or greater (Physical RAM: 16Gb)