Redpine driver only returns 1 access point
Before connecting to an access point over 50 APs are available. Once a connection has been made a scan only shows the connected ap.
root@pureos:~# nmcli device wifi list IN-USE SSID MODE CHAN RATE SIGNAL BARS SECURITY
HomeWireless Infra 9 195 Mbit/s 78 ▂▄▆_ WPA1 WPA2