I have no idea of the agendas of the CuBox founders, but given there are Jews I know who do not support the government of Israel, and here someone asked the question, I think it's fair to give an answer.
I know that Palestine, Israel, etc are hot button topics. HN has shown many times that it's not good to try to discuss it here. These threads never go well. It's a shame, because I want to hear smart people talking about a complex topic, but I absolutely do not want to read the hyper-aggressive bullshit that goes with it.
Here's an example of a fantastically un-useful comment (https://news.ycombinator.com/item?id=6306567) "you must be jew or a CIA or Mossad Agent".
That's the kind of thing that kills useful discussion.
Just four clicks away, "We need an AlQaeda facebook" I don't even know where to begin. Just remember America, you can either vote for the Republicans or you can vote for the Democrats. There are only two options. Upvote or downvote.