We have a lot of bricks. Now with a printer we can custom print bricks interfacing with whatever project might need support. This is not an original idea.
//scad.fed.wiki/assets/viewstl/viewstl.html?stl=http://scad.fed.wiki/assets/bricks/lego_ball_joints.stl HEIGHT 370
Microfluidics from LEGO bricks.
MIT engineers make microfluidics modular using the popular interlocking blocks. mit 
bricks
A ball and socket joint set i made, if its not perfect please feel free to modify it. and please tell me how well it works and what i can fix. thingverse view