It updates ProDOS, the last version of which, 2.0.3, was released in 1993.
Further, the release includes a number of new features, wrap-in programs, and bug fixes.
All of the above can fit into a single 140k 5.25-inch disk image.
Bitsy Bye is an example of highly efficient code: it runs in less than 1 kilobyte of RAM.
Theres also a boot utility that is under 400 bytestaking up a single block of storage on a disk.
The complete list of improvements, additions and fixes is on theInternet Archive page.
you might download the release, or boot it in an emulator on the webpage.
Source:Arstechnica
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source: www.techworm.net
