Me as I wake up: I wonder if I can get enough power from a tiny solar panel and battery to illuminate my house number with LEDs.
Still me: *stretches, yawns, grabs phone*
Also me: Oh hey, look! Fediversal pocket friends! I bet probably one of them is saying something interesting that I can research on the Internet and that has absolutely nothing to do with what I just grabbed my phone for!
Me, finally getting up to start my day: I wonder if I can get enough power from a tiny solar battery...