Article View: comp.sys.mac
Article #25948Re: A/UX window systems, Mac tool...( Hum Interface)
From: Mike (My watch has windows) Meye...
Date: Fri, 04 Mar 1988 05:19
Date: Fri, 04 Mar 1988 05:19
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In article <241@eos.UUCP> lyman@eos.UUCP (Lyman Taylor) writes: < Multitasking saves the World! Come on, the only person I know of < < Unfortunately, us humans can only handle ONE high level cognitive task <at once. <For <example, people can only handle one conversation at a time. Some people can <easily and rapidly " task switch " from conversation to conversation ( doing <something remarkably similiar to a multitasking operating system ) but they <cannot do it in parallel. Uh, could you make up your mind? Switching between one task and another _defines_ multitasking. So your friends who can switch conversations _can_ multitask. Doing it in a windowed computing environment is even easier. Even as I type, I'm watching the output from a compile, checking for error messages. The other tasks I'm running now are either display updates (clock), or daemons that do things for me when certain conditions are met. Am I "using" those applications? I think so - it's just that they cause to happen subconsciously things that I'd otherwise have to consciously do. <Therefore, we only need ONE menu at a time. Anything above that is <a nice HACK, but not all that useful for us mortals. Needless to say, it <ignores most of what about Human Computer Interaction. This is different from the statement that you can only do one thing at a time. Obviously, you can only use as many menus as there are pointing devices on the system. Give me two mice on some workstations, and I can probably use two menus simultaneously. One the other hand, the "one" menu means it's probably tied down to a specific place, so you have to go there to use the menu. This makes it _hard_ to let muscle memory make menu selections for you. That's an important thing to miss. <mike -- [Our regularly scheduled .signature preempted.] Mike Meyer The Amiga 1000: Let's build _the_ hackers machine. mwm@berkeley.edu The Amiga 500: Let's build one as cheaply as possible! ucbvax!mwm The Amiga 2000: Let's build one inside an IBM PC! mwm@ucbjade.BITNET
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Path: arc1-ca.pugleaf.net!utzoo!mnetor!uunet!lll-winken!lll-lcc!ames!pasteur!agate!eris!mwm From: mwm@eris (Mike (My watch has windows) Meyer) Newsgroups: comp.sys.mac,comp.windows.misc Subject: Re: A/UX window systems, Mac tool...( Hum Interface) Message-ID: <7367@agate.BERKELEY.EDU> Date: 4 Mar 88 05:19:09 GMT References: <4129@hoptoad.uucp> <283@rhesus.primate.wisc.edu> <1710@ssc-vax.UUCP> <7523@apple.Apple.Com> <1719@ssc-vax.UUCP> <241@eos.UUCP> Sender: usenet@agate.BERKELEY.EDU Reply-To: mwm@eris.UUCP (Mike (My watch has windows) Meyer) Organization: Missionaria Phonibalonica Lines: 40 Keywords: window human computer interface