This is a kickstarter campaign from a guy who had this simple idea to solve CF2 high price problem:
https://www.kickstarter.com/projects/648471422/rig-friendly-c-box-system-use-any-ssd-on-your-cfas
I think that's great, but 499$ for basically a cable and a ABS dock is ridiculous in my opinion.
Yep, Chinese... Do you see this? http://rengineering.website/
IF it'll be very popular Chinese will make it.
It can be more complex. As I understand it has some switch between SSDs.
Plus if you seriously shooting it'll pay for itself very fast.
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