Article View: comp.sys.mac
Article #46692Re: Multitasking and interactivity issu (sense)
From: Larry Rosenstein
Date: Wed, 21 Feb 1990 23:52
Date: Wed, 21 Feb 1990 23:52
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In article <18121@eerie.acsu.Buffalo.EDU> jmpiazza@sybil.cs.Buffalo.EDU
(Joseph M. Piazza) writes:
> Well, I think we can all agree that at its beginning the Mac
wasn't
> designed to multitask. The Lisa 2? yes. Amiga? yes. Mac? No.
The part about being designed for multitasking is certainly true.
It is interesting, however, that you agree that the Lisa O/S was
multitasking, yet it used cooperative multitasking just like the
Macintosh. The only differences were that the Lisa had protected address
spaces, and the number of system call which resulted in the system
yielding the CPU was larger.
> The Multifinder is great for task switching as well as running
some
> concurrent tasks but hardly an "unqualified success," ...
It sort of depends on what your definition of success is, but consider
that there are more applications multitasking under MultiFinder than under
the Amiga O/S. So MultiFinder is a success in that it provides
multitasking without sacrificing the majority of the installed base of
applications.
Larry Rosenstein, Apple Computer, Inc.
Object Specialist
Internet: lsr@Apple.com UUCP: {nsc, sun}!apple!lsr
AppleLink: Rosenstein1
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Path: arc1-ca.pugleaf.net!utzoo!utgpu!jarvis.csri.toronto.edu!cs.utexas.edu!samsung!usc!apple!Apple.COM!lsr From: lsr@Apple.COM (Larry Rosenstein) Newsgroups: comp.sys.mac Subject: Re: Multitasking and interactivity issu (sense) Message-ID: <6840@internal.Apple.COM> Date: 21 Feb 90 23:52:55 GMT Sender: usenet@Apple.COM Distribution: na Organization: Objects-R-Us, Apple Computer, Inc. Lines: 31 References: <105048@<1990Jan13> <126900151@p.cs.uiuc.edu> <18121@eerie.acsu.Buffalo.EDU>