vdi

So, if I create VM with 50gb dynamic drives, and only use 20gb, why does enabling encryption permenantly expand the .VHD file to 50gb? This is a win10 guest on win10 host. So, even if I decrypt the VDI file, it stays at 50gb. If I compact the file, it still stays at 50gb. Any ideas?

As the question says, I'm setting up an ESXi host, which I'm planning to use to run household desktop (VDI) and small server functions. The general workload will be light and the setup should be able to cope, but the graphics load + handling + hardware is the one area I'm still unclear what I...