Build your own! All you need is an esp32 or pi pico, stepper motor, and driver.
That’s next on my list of projects after I finish my smart microchip keyed pet feeding stalls.
I’m not sure the build-it-yourself route is the cheaper one compared to just buying a ZigBee smart opener
I think they’re saying they wish they could afford PDLC film for all their windows. If you can DIY PDLC film you probably have a 3D printer the size of a tractor trailer and are 3D printing yourself a new house or something just for for the fuck of it in the backyard of your estate.
@pearsaltchocolatebar@discuss.online was talking about stepper motors and microcontrollers, those are for motorizing a shade