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However some useful Z88 software does not function on the newer OZ versions, since these authors deviated from the Cambridge developer guidelines. SpellMaster, and Vision2 VT100 terminal are two such applications. Using a Z88 as a portable serial terminal, with its full size keyboard, remains a useful proposition even today.
However once Once a Z88 had a Slot 0 flash modification and OZ upgrade performed, it could no longer run these useful applications… until now!
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