Path: utzoo!utgpu!news-server.csri.toronto.edu!cs.utexas.edu!sdd.hp.com!elroy.jpl.nasa.gov!usc!snorkelwacker.mit.edu!bloom-beacon!eru!hagbard!sunic!isgate!krafla!kvj
From: kvj@rhi.hi.is (Kristjan Valur Jonsson)
Newsgroups: comp.sys.acorn
Subject: Re: Archimedes keyboard
Message-ID: <2848@krafla.rhi.hi.is>
Date: 28 Feb 91 11:04:42 GMT
References: <$0`&80+@warwick.ac.uk> <1991Feb23.211436.7855@vax1.tcd.ie> <1991Feb25.161054.6477@cl.cam.ac.uk> <8729@castle.ed.ac.uk> <1991Feb27.004015.6730@watdragon.waterloo.edu>
Organization: University of Iceland
Lines: 18

In <1991Feb27.004015.6730@watdragon.waterloo.edu> ccplumb@rose.uwaterloo.ca (Colin Plumb) writes:

>Someone at Xerox made an even more interesting mouse... it was also optical,
>but a 2-d array of sensors followed a pattern below.  It was normally
>run on a triangular dot grid (you could always photocopy something in
>extremis), but it also worked very well on blue jeans, or a sufficiently
>grungy desk.

>The whole thing was one chip, installed in a glass-topped case.
>-- 
>	-Colin

Yep,  I have seen it on some workstations and it looks good too.
How did it perform (resolution, reliability?)
And why isn't this the standard?

Kristjan