I just learned about this install thread. I was able to get some good video of my first two chips going in on Saterday. The Spark went in easy, as expected. The flex in the blade of my hand was difficult, as expected…
The Vivokey Spark 2:
https://streamable.com/ki2sed
The PureWrist Contactless Payment (beginning after I woke back up 
):
https://streamable.com/thyuon
And, here’s a short clip of me paying for the install with my new cyborg hand!
https://streamable.com/4hqafp