Dodocool DC35 USB-C display adapter works with Linux
More often these days, you can just buy something and hope it works with Linux.
The Dodocool USB-C display adapter was a real guess, but it works without any problem with the 4.10.11 x86_64 GNU/Linux system.
Here are the picutres and USB id's to celebrate this fact!
0bda:8153 Realtek Semiconductor Corp. RTL8153 Gigabit Ethernet Adapter 14cd:8601 Super Top 1d6b:0002 Linux Foundation 2.0 root hub 1d6b:0003 Linux Foundation 3.0 root hub 2109:0100 VIA Labs, Inc. 2109:0813 VIA Labs, Inc. 2109:2813 VIA Labs, Inc.