Every enterprise timesheet and expense system I've ever used was a slow, barely usable, confusing disaster. But I don't think that was because the VM failed to

Every enterprise timesheet and expense system I've ever used was a slow, barely usable, confusing disaster. But I don't think that was because the VM failed to pre-allocate memory for some operations. Without the superlatives and strawman attacks and with an actual description of how things should be done instead this would be an interesting read.