“Pi Zero W is great.
The camera connector is a bit difficult to make secure. I put a shim of paper into the connector to get the connection secure which is a bit of an annoyance.”
“Bought 1 to use it as a printer server. It's mostly idle, so I also run BOINC on it. Works like a charm and is so small that it can be completely hidden away.”
“Remember to put an ssh file and a wpa_supplicant.conf (with wifi details) file in boot folder after writing the image and your off with a headless unit!”