Looks to be still open sourced but under a different open source license.
Discussion
Yeah. From what I can tell (and trust me I’m completely ignorant with tech) is that each has its own small trade offs, there is no perfect solution - unless there is and I don’t know about it. Not knowing what you don’t know is the scariest part
With the three devices you picked.. at this point the mental energy expended overthinking it will be greater than the security gained picking one of the other. 👍🏻