5. The method of claim 4 , where the second communication channel is slower than the first communication channel.
4. The method of claim 1 , where sending the second answer to the asker further comprises: sending the second answer to the asker through a first communication channel; determining that the asker does not respond to the second answer within a predetermined amount of time; and after determining that the asker does not respond to the second answer, sending the second answer to the asker through a second communication channel.