i got an impression this is just a 'submarine' promo for whatever is their current project, which is not surprisingly related to bitcoin, but could have been S

i got an impression this is just a 'submarine' promo for whatever is their current project, which is not surprisingly related to bitcoin, but could have been SEO or some other marketing heavy domain. I see these stories periodically "7 mistakes I made while building a startup" and it always turns out to be just an elaborate ad.