motley fool article about 'China manufacturing being irrelevant in the coming 3d tsunami' has helped propel both ssys and ddd.
it will either do a mako a la early jan to late march (from 26 to 40), or it will stablize soon. in any case, most of the money will be made after the inflection point, if there is one. then you can buy and buy, just like intc in th 90's and aapl in the 2000's. and that inflection point may be a couple of years away.