Gentlemen Which from experienced operator can compare statical DOME ,which today used by RefcoXpress against dynamical /TT,TM,SR,Ninja,CQG,Openecry, Onyx &/ ? Which can be better for volatile market buy bid sell ask tactic ? Author suspect RefcoXpress -column ,which must be pressed to send order not moved . Author would very pleased for comment ... P.S. Which of futures trading platform today can work on Solaris or Linux ?