[u6eexrtxjjxjexr]

https://i.cbc.ca/1.5299276.1569615441!/fileImage/httpImage/i...

Not sure what's going on in this picture. Can I hazard a guess - the "tracking device" is a cheap smartphone?

[endorphone]

They're wedging the bale to insert a tracker in it. The trackers look something like -

https://images2.opb.org/c_limit%2Ch_1000%2Cq_90%2Cw_640/news...

[oh_sigh]

I hope that tracker was recyclable.