Bitcoin spreading is getting better now. Usually people like something cool and new, people almost leave all conventional things and use the modern things. Many people will leave paper money and start to use bitcoin, but unfortunately, it seems that it will not happen for anytime soon because bitcoin is not stable yet.
Those people who loves changes are the one who loves welcoming innovations, if those Germans showed their interest it should be spread out, we know how keen those people to adopt new system, I guess if this figures
are correct then chances to have more adoptions to happen, percentage of people who knows crypto is still small it should be advertise more.