You are right. The only threat was from two states ( to my knowledge). I do think they could have continued but chose to exit as they knew there was no future. Its easy for them to blame the government and say "well we would have continued but that damn USA". It had to end at some point.

Donald Trump: "Build That Wall" It's Brilliant and a win win for him and the party. The DNC will never approve to fund it. He gets the attention and following from those who want it built. All of the blame is put on the DNC for not funding it.

Bitconnect: We wanted to continue but they won't let us.