But Areal is not going to have things all its own way, because Aristotle Industries Inc, in oft-overlooked but vibrant Vancouver, British Columbia reveals itself as the originator of that wallet-sized 2.5 portable Winchester, 30% of the size of 3.5 drives that is being manufactured by Prairietek Inc, Longmont, Colorado for first quarter 1989 delivery: the Hardpac Micro 20 for AT bus machines stores 20Mb, has a 28mS average access time and has been shock-tested to 100 G; in the works are an SCSI interface and a 40Mb version of the Hardpac.