I know exactly what power-constrained application you have in mind, Oleg, and I like it.
https://www.youtube.com/channel/UCIt3pHOMxwpTXTgIVB_N1Gg
What is the specific use case you have in mind?
Starlink is already used for «Nemesis» night bombers as well as «Magura» sea drones.
Riding piggy back on a drone?
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https://www.youtube.com/channel/UCIt3pHOMxwpTXTgIVB_N1Gg