The next release of the operating system for the Apple Computer Inc Macintosh – System 7.0 – will suffer from the same big drawback as does OS/2: it will occupy 3Mb of memory, Newsbytes reports. The newswire lists the files that make up the new release, with their sizes, and these add up to 2.8Mb. The new release, due out early in 1990, year, will require a hard disk.