Re: Seeking reverse-engineers - Apple II VisiCalc

["Michael J. Mahon" <mjmahon@aol.com>]

nem wrote:
> "Michael J. Mahon" <mjmahon@aol.com> wrote in news:
>
> > On his website a few years ago, he presented the original Apple II
> > screenshot and the quick reference card, but said that he did not
> > offer the original Apple II version because the disk was copy-
> > protected--so he offered the PC version.
>
> That's because he was able to obtain an unprotected master disk of the PC 
> version.
>  
> > I don't even remember any cassette support...I thought VisiCalc
> > required a DISK ][.
>
> The original 1979 version did indeed have cassette support, but DB said 
> that few people knew about it. That's not surprising, when you consider 
> that anyone able to afford Visicalc (it was something like $500, correct?) 
> should have also been able to afford a disk drive.

And I never saw VisiCalc offered on cassette, so a disk drive was
a prerequisite.

Presumably, cassette support meant that data could be saved to and
loaded from cassette, but I don't recall any commands for doing so.

-michael

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