> On 2017-11-20, at 00:50, Mia Magnusson <mia@plea.se> wrote: > > Den Sun, 19 Nov 2017 19:04:51 +0100 skrev silverdr@wfmh.org.pl: >> >>> On 2017-11-19, at 18:55, smf <smf@null.net> wrote: >>> >>> Optical mice shine an led on the surface and then watch the surface >>> move. They weren't available in 1980 >> >> In 1980 no. In 1980ies yes. The main difference in regards to current >> mice was that they came with special mousepad, required for them to >> operate reliably. > > Even required for them to operate at all. You could get /some/ movement without them. Definitely not usable though. > B.t.w., while we are discussing low volume demand for mice in the > early 80's: > > Do you remember those "mouse holders" that were sold to PC users who > only occasionally used their mice for some specific applications? > > I assume most of those has been thrown away in the 90's. Would somehow > be kind of nice to have with a C64 mice or similar :) I think I still have one. Somewhere. It was holding my 1351 on the right-hand side of the desk ;-) -- SD! - http://e4aws.silverdr.com/ Message was sent through the cbm-hackers mailing listReceived on 2017-11-20 08:00:02
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