I have a raspberry pi setup as router with a USB Alfa wifi adaptor for rebroadcasting free wifi. I also have a 4G hotspot as a fallback. I've found the pi does

I have a raspberry pi setup as router with a USB Alfa wifi adaptor for rebroadcasting free wifi. I also have a 4G hotspot as a fallback. I've found the pi doesn't work well because it's having power or IO issues where the external adaptor is slow when rebroadcasting on internal wifi. I'm upgrading to an Intel NUC when I have the time to finish setting it up.