27 Jun
2019
27 Jun
'19
8:46 a.m.
On Thu, Jun 27, 2019 at 9:42 AM Al Kossow via cctalk <cctalk at classiccmp.org>
wrote:
On 6/27/19 8:21 AM, Warner Losh via cctalk wrote:
Yea, the plastiform magnetic viewer was the thing that I saw. Nice article,
including pictures of the bits on a credit card...
Warner
I saw this
half-dollar sized plastic fob on the desk and asked what it was for.
http://qicreader.blogspot.com/p/track-visualization.html
shows a couple of them