"Looks fantastic, I would love to work in such a minimalist way, my desk area is the exact opposite of that though, I have 32"screen, 2 laptops, network cables, usb headset, web cam, speakers, notebooks."

"The bottle is just there for protection, guess keep the rain out. The bottle must be easily to remove to facilitate locking/unlocking and opening the lock.Picture is not good enough to see how the owner fits the lock into the bottle."

"As Andy says the only super obvious design flaw is the lack of pinch roller to govern the speed ... or the renderings are incomplete? Checking the Assembly Drawing .... http://www.ufunk.net/wp-content/uploads/2017/05/elbow-cassette-player-7.jpg Not sure about the mechanics of it though, do not think its going to be playing anthing anytime soon.... The dimensions do not match a cassette or how a cassette works. They have the "Reel Pulley" ontop and the head down below.Maybe someone who has never really worked with TDK's :DIll share my design for a personal pocketable nuclear reactor one of these days which can also be worn as a fashion accessory.... its really clever, honest."