I think, it is not good as recently number of facebook accounts have been hacked. You should visit their official site, checking each and everything carefully and then try with demo account at initial stage. As you mentioned.
The currencies of South Africa, Peru, etc. is not much popular in forex trading and due to this getting update is little hard. If you target local trading, forex trading website then can get easily updates about it.
Most of the cases demo and real system gives same result but if you are worried about it then can use other system to compare it or using little amount would be good decision when go for real system.
The best way to deal with anxiety is first open forex demo accounts. Here https://www.avafx.com/Demo-Registration/ you can test your ability of taking decisions. Once you are enough confident with basic transaction, you will have less terror of forex trading.
If you are new I would suggest you to take help of any experienced person regarding forex market. If that is not possible. You can also attend webinars and forex tutorials. This can help you to understand many basic, even demo account can also help you.
http://www.avafx.com/MediaForex/