But people spend vast amounts of time here writing when they could be working mastering a few seconds worth of footage due to distributed working.
How? CBS would hardly be likely to send out film rushes even in the bizarre circumstance that everyone had telecines attached to their computer. And beyond that, the grading would have to be done by professionals watching the whole process and making manual adjustments as they go.
It's not a matter of raw number-crunching. It's a matter of hardware, and of manual processes.