ugh, ugh, small, hardware tracker.
not for the shoestring budget tho
as a grown-up-on-trackers I'm kinda hooked on that, but will probably not buy more hardware. but very interesting anyway. in fact if it would be open hardware I would actually consider it.

by @bennjordan

Polyend Tracker Mini: A Portable Powerhouse
https://yewtu.be/watch?v=ZGitu4oy_3w