How small can you go? QRP HF Radio packed in an Altoids tin with touch key

Here it is, the final version of this constantly evolving radio. I think I've got it how I like it now, and the darn thing works great. Components in the box include... Rockmite ii Transceiver: http://qrpme.com/?p=product&id=RM4 Touch Key: https://www.hamshop.cz/kits-c4/dotyko... Step-Up Regulator: https://www.amazon.com/gp/product/B07... USB Charger: https://www.amazon.com/gp/product/B01...