Rules based policy engine

Scott Derrick scott at
Sun Jul 20 22:55:04 CEST 2008

I thought about it awhile and decided that you could have the GPS engine 
get a fix every 5 minutes or some user adjustable time frame and use the 
last known fix. 99% of the time it would probably be close enough.


matt joyce wrote:
> Scott Derrick wrote:
>> If GPS position is going to be a phone answering rule you would have 
>> to have the GPS sub system running all the time. It can't wake from 
>> sleep and acquire a position soon enough go be part of the decision. 
>> Not sure what that will do to battery life.
>> Scot
> That's a valid point.
> However, if a GPS dependant rule cannot get a fix (because it's off) in 
> a timely fashion, the rule fails.


     The only security of all is in a free press. The force of public 
opinion cannot be resisted when permitted freely to be expressed. The 
agitation it produces must be submitted to. It is necessary, to keep the 
waters pure.

     Thomas Jefferson to Lafayette, 1823. ME 15:491

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