Nice, thanks for sharing the due diligence!Well i did some research because i need one, what i found is that the blackvue dashcam are the top of the line, also you can buy the external battery bank to avoid any hardwiring for the parking mode it's around 550$ us for the front and rear and the battery bank with 16gb memory
Take look at there website they have a good collection
https://www.blackvue.com