Instruct: Classify the given review as either positive or negative.
Query: Use Forth Interest Group standard Forth

Book appears to be excellent in content in view of author of Embedded Controller Forth for the 8051 Family [google].Conklin and Rather chose to use non-Forth Interest Group standard Forth in some examples. This may force some readers to purchase a Forth.Forth Interest Group standard Forth is available free on the web.Link to web lecture series on FIG standard Forth for the PC and 8051 family can be found by googling 'scripting languages pollute'. Free downloads available.Taxpayer funded! :-)