9. Is there a demo version to try out the LN without using real btc in other to get acquainted with the process.
There are two users and threads you can turn to in order to receive your first coins to play around on the Lightning Network:
The loan duration is one week for both users. There are no rank restrictions, so anyone can apply.
LoyceV gives 1.000 satoshis per loan while jackg gives out 10.000 satoshis.