Alice and Bob
Dave: You are ignoring the time that takes for light to travel to the camera, which is probably not negligible, given the
time dilation hint in the problem statement. ;-)
Posts highly enjoyed reading today(*) on planet:Nokia 770 - Romance in your pocket by ChipX86
$100 Laptop / OLPC (One Laptop Per Child) by Jim Gettys
Would like to name Rodrigo's
DSL Problems too, but that probably has not been much of a joy for him. I mean, hours without internet.
Time to answer
Questions to answer.
(*) Since last time I woke up.