Is there an estimation how many coins do you need for staking? I mean with 100 coins it is really unlikely that you ever get a staking reward. But how can I calculate the probability of getting a staking reward in the next week, month or year?
Here's a pos calc
http://crofly.bplaced.net/ you can get here via the resources tab on the site
https://trezarcoin.com/Very nice, just one question how to find out/verify actual "POS difficulty"?