Economic Calendar Algorithms

 
Has anyone tried setting up algorithms/EA to trade economic data releases depending on whether the release was above or below expectations? Is the MQL5 economic calendar real-time or is there a delay for trading purposes?  Which economic calendar do you think is best? 
 
O M:
Has anyone tried setting up algorithms/EA to trade economic data releases depending on whether the release was above or below expectations? Is the MQL5 economic calendar real-time or is there a delay for trading purposes?  Which economic calendar do you think is best? 

MQL EC is real time on Web page, but delayed on API queries.

Each EC has it's own approach, it has a merit of personal taste and expectations.