Did you notice, ARK's first pick DDD loses 40% in 2-3 w.?For no real reasons, DDD (3D Printing), ARK's top printing investment, like PYR, plunges about 40% in less than 2-4 weeks??? DDD: $40 down to $25 and PYR: $8 to $5. And DDD has fabulous revenue??? Very very STRANGE!!! G4Y