Can I add SSL security with Let's Encrypt? ?

Can I change HTTP and HTTPS ports without GUI ?

Can I remotely run systray application ?

Can I set GPIOs from console ?

Can I use native browser (Epiphany) on Raspberry PI for myHOME ?

I am using SD card for data logging, is it good way ?

Can I read data from device over RS485 Modbus ?

Can I protect my device before random or intentional overwrite of project ?

Can I register my device without GUI (eg. over SSH) ?
How can I run install/update myHOME on my existing system ?
Why was born this web ?