After what happened with PRL this week, be careful with SUB. They have a similar set up and have not actually been burning tokens as claimed, but sending them to a normal ETH address:
@kjw1287, interesting. I was unaware of that. Thank you for the post and for bringing it to everyone's attention. The best investor is an informed investor.
reddit.com/r/SubstratumNetwork/comments/9sm2v8/smart_contract_substratum_needs_clarification/?st=jnwdrpuy&sh=c38b56c2