warren wrote:
> Rare Polytel Keyport 717 for auction on Ebay.
>
http://cgi.ebay.com/ws/eBayISAPI.dll?ViewItem&item=270338726827&ssPageName=MERC_VIC_RCRX_Pr4_PcY_BID_IT&refitem=270335638163&itemcount=4&refwidgetloc=closed_view_item&usedrule1=CrossSell_LogicX&refwidgettype=cross_promot_widget&_trksid=p284.m183&_trkparms=algo%3DCRX%26its%3DS%252BI%26itu%3DUCI%252BSI%26otn%3D4

An interesting input device.

Makes one think about the optimum number of keys to use as a human
interface:

- Too few and lots of keystrokes are required to specify an operation.
- Too many and too much time is spent looking for the correct key to
   press.  ;-)

-michael

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