> From your quote: > > With a good driver scanning takes only a few seconds You omitted the immediately following text: "*and the driver breaks the scan into

> From your quote: > > With a good driver scanning takes only a few seconds You omitted the immediately following text: "*and the driver breaks the scan into chunks*, returning to the associated access point’s channel periodically to handle pending traffic." A good driver will return to the AP's channel _during the scan_ so that there is never more than (say) 100 ms of latency even while the scan is ongoing.