I would like to know the meaning of "it" and "had to" in the next sentence.<br/><br/>Boy, it had to be really boring around here before I came along.<br/><br/><a class='_ac _lb' lightbox='https://uat-englishforward-forums-backend.s3.us-west-2.amazonaws.com/1412861.0_f1.jpg '><img class='_ac _di img-fluid' style='width:320px; height:inherit; background: inherit;' data-delaysrc='https://uat-englishforward-forums-backend.s3.us-west-2.amazonaws.com/1412861.0_f1.jpg' src='https://uat-englishforward-forums-backend.s3.us-west-2.amazonaws.com/1412861.0_f1.jpg' /></a>