Haha definitely not!
Without giving too much away, I think the original idea was for cyclists (couriers in particular) to be able to safely interact on the move.
I’m not, and have never been a cycle courier, but I would’ve thought that stopping to answer a call would be the safest way to interact.
The actual design of the backpack was like Nathan Barley had been paid to hold a focus group for millennials, spent the money on sniff and made it up. Rustic futuristic.