$ time mech up
Loading metadata for box 'bento/centos-8' (201912.04.0)
Extracting box 'bento/centos-8'...
Added network interface to vmx file
Bringing machine up...
Getting IP address...
Sharing current folder...
VM started on 192.168.2.219
real 0m54.385s
user 0m4.161s
sys 0m0.804s
$ mech destroy -f
Deleting...
$ time mech up --disable-shared-folder
Loading metadata for box 'bento/centos-8' (201912.04.0)
Extracting box 'bento/centos-8'...
Added network interface to vmx file
Bringing machine up...
Getting IP address...
Sharing current folder...
VM started on 192.168.2.219
real 0m54.791s
user 0m4.306s
sys 0m0.827s
$
Resolves #65
Unfortunately, it does not speed up the start.