Originally I/O was fixed to the IDE port allowing master and slave drives called IDE0: and IDE1: but now drive names are more virtual and are assigned to device

Originally I/O was fixed to the IDE port allowing master and slave drives called IDE0: and IDE1: but now drive names are more virtual and are assigned to devices (“DRV0:”, “DRV1:” etc) Is that wise? Shouldn't they be prefixed/suffixed with forward slashes?