[lodovic]

It is not likely any of them will gladly accept new members.

[winston_smith]

Gaining acceptance by a tribe and finding ways to not die if you ever become disfavored seems like part of the whole hunter-gatherer package, don't you think?

They tend not to be very wealthy by modern standards. Maybe you could ingratiate yourself to them with them gifts of things that require modern manufacturing infrastructure.

[ClumsyPilot]

Your argument literally defeats itself.

You were born into the tribe, and stayed there your entire life. Also there were no laws on hunting, setting traps, etc.