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However some useful Z88 software does not function on the newer OZ versions, since authors were known to deviate from the Cambridge developer guidelines. Vision2 VT100 terminal is one such application. Using a Z88 as a portable serial terminal, with its full size keyboard and long battery life, remains a useful proposition even today.
Once Historically, once a Z88 had a Slot 0 flash modification and OZ upgrade was performed, it could no longer run legacy applications… until now!
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