[Someone]

> runs a headless Android on a limited hardware, which explains the slowness of this thing.

Does it? Must be very limited hardware, then. I haven’t even ever seen one of those, but I would think a parking meter UI wouldn’t be particularly taxing on hardware.

[grokx]

It's just that Android might be too much "heavy" for the actual hardware. I don't have any details, sorry. That's what I heard when I was working there.