Open Coffee events are regular informal meet-ups for entrepreneurs, investors and people interested in entrepreneurship - most of the time with an online component. OpenCoffee Meetup Den Haag is scheduled every 1st Wednesday of the month.  Meeting language is Dutch and/or English. The idea is that there is one place and time where people can have a coffee before going to work and might meet some interesting folks - sometimes there's a Meetup topic and a speaker, but networking with people at the …