@franksmcb I blew away the old vm and created a new one with a little more memory. I used the 20200115 daily and as soon as I booted after the install, when Ubuntu MATE Welcome starts, the system crashes. I haven't tried any of the other stuff, but it doesn't look good. Are you using hardware or a VM. If it's a VM, are you using virt-manager or something else? I'm wondering if it's a virt-manager issue.
If it helps, I have an old HP laptop (10+ years old) and can try the installation there.