At the original height of 30mm can be printed with 0% infill and no supports. The sturdier version of the file has a closed teapot spout.
Let me know if you have ideas to improve the model or print speed.
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Design of Everyday Things (the original title is The Psychology of Everyday Things) is one of the most famous books on user-centred design. Reading it in 2009 changed the trajectory of my career and life. The book cover design was based on Jacques Carelman's Coffeepot for Masochists.
The author marked this model as their own original creation.