Busy Fibre

Earlier this month I re-imaged my PC. Using your skill and judgement, can you work out from the above graph of internet usages when this was?

The two peaks are around 60G each, which is rather impressive. It’s a good thing I’m on an unlimited contract. It’s also a good thing I’m on KC Lightstream fibre to the house. I shudder to think how long it would have taken to download this much content a few years ago.