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Old June 16th 04, 11:25 AM posted to uk.transport.london
K K is offline
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First recorded activity at LondonBanter: Aug 2003
Posts: 181
Default Oyster and oneday Travelcards -- when?

On 15 Jun 2004 16:10:43 -0700, (Gareth
Davis) wrote:


Performing all the calculations required to get the 'instant' capping
to work (based on your last few journies) in the time you have your
card over the reader then to write back the refund to the card while
it is still in range is a non-trivial exercise


and this wasn't known when the system was designed, why, exactly?