Further improvements to optimize watch
Further improvements to optimize watch

fable-compiler/Fable,ncave/Fable,fable-compiler/Fable,ncave/Fable,inosik/Fable,fable-compiler/Fable,inosik/Fable,fable-compiler/Fable,ncave/Fable,ncave/Fable,ncave/Fable,ncave/Fable,fable-compiler/Fable,fable-compiler/Fable,ncave/Fable,fable-compiler/Fable