"Steven P. McNicoll" wrote in message
link.net...

"Gerald Sylvester" wrote in message
m...

0.13 seconds to completely avoid any confusion whatsoever. Are
you saying that pilots should also read back clearances by
saying their call sign first rather than last?
No one is perfect, even you. The 0.13 seconds is well worth it.
Get a grip.


The leading zero is a source for potential confusion. If someone
transposes digits "runway zero two" becomes "runway two zero". If proper
procedures are used "runway two" cannot be transposed as anything and 0.13
seconds are saved as a bonus.

......and someone said somthing about justification using...???