“What are these objects on the straps of my rucksack for?”
Answer: "It’s used to pull and to make a more relaxing/convenient way to walk when you put your thumbs in."
I think it might be the 95th time I have seen that picture on this site, and yes, old toothbrush :)
Yeah, how could a sponge be used for RFID?
Yeah, Izi, we've been over this before.