It's hard to meet every need when connectivity is still to expensive to try throwing in everything, but that's why we made a general connected object - your exa

It's hard to meet every need when connectivity is still to expensive to try throwing in everything, but that's why we made a general connected object - your examples can be mostly met by http://supermechanical.com/twine http://supermechanical.com/twine, some with the breakout board to wire into existing circuits.